hare

[hare] The Hare programming language
git clone https://git.torresjrjr.com/hare.git
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commit 18de30e57cc0411e1cc1272dfc5640c0df06a358
parent 18fab5fae56db8f983ea2c0258549734fbc555ea
Author: spxtr <me@spxtr.net>
Date:   Tue, 11 Jun 2024 20:02:49 +0100

Remove most unused imports.

Signed-off-by: Joe Finney <me@spxtr.net>

Diffstat:

Mbufio/stream.ha | 2--


Mcmd/hare/build/queue.ha | 1-


Mcmd/hare/version.ha | 1-


Mcmd/haredoc/doc/color.ha | 2--


Mcmd/haredoc/doc/resolve.ha | 1-


Mcmd/haredoc/doc/tty.ha | 1-


Mcmd/haredoc/doc/util.ha | 2--


Mcrypto/aes/+x86_64/ni.ha | 1-


Mcrypto/aes/aes_ct64.ha | 1-


Mcrypto/argon2/+test.ha | 1-


Mcrypto/blowfish/blowfish.ha | 1-


Mcrypto/chacha/+test.ha | 1-


Mcrypto/cipher/ctr.ha | 1-


Mcrypto/ec/prime.ha | 2--


Mcrypto/ecdh/ecdh.ha | 1-


Mcrypto/ecdh/nist+test.ha | 2--


Mcrypto/ecdsa/ecdsa.ha | 2--


Mcrypto/ecdsa/rfc6979+test.ha | 1-


Mcrypto/hmac/+test.ha | 2--


Mcrypto/poly1305/+test.ha | 1-


Mcrypto/random/random.ha | 1-


Mcrypto/rsa/pkcs1.ha | 3---


Mcrypto/salsa/+test.ha | 1-


Mcrypto/sha1/+test.ha | 1-


Mcrypto/sha256/+test.ha | 1-


Mcrypto/x25519/+test.ha | 1-


Mdebug/+freebsd/translate.ha | 3---


Mdebug/+linux/translate.ha | 3---


Mdebug/+netbsd/translate.ha | 3---


Mdebug/+openbsd/translate.ha | 1-


Mdebug/abort.ha | 1-


Mdebug/dwarf/abbrev.ha | 2--


Mdebug/dwarf/aranges.ha | 3---


Mdebug/dwarf/line.ha | 1-


Mencoding/asn1/+test/decoder_test.ha | 2--


Mencoding/asn1/+test/encoder_test.ha | 5-----


Mencoding/asn1/+test/strings_test.ha | 1-


Mencoding/asn1/decoder.ha | 2--


Mencoding/asn1/encoder.ha | 2--


Mencoding/asn1/oid.ha | 1-


Mencoding/asn1/strings.ha | 1-


Mencoding/asn1/types.ha | 2--


Mformat/ini/scan.ha | 2--


Mfs/types.ha | 1-


Mfs/util.ha | 1-


Mhare/lex/lex.ha | 1-


Mhare/lex/token.ha | 3---


Mhare/parse/+test/ident_test.ha | 1-


Mhare/parse/+test/loc.ha | 1-


Mhare/parse/+test/roundtrip.ha | 2--


Mhare/parse/+test/unit_test.ha | 1-


Mhare/parse/import.ha | 1-


Mhare/types/+test.ha | 2--


Mhare/unit/+test.ha | 1-


Mhare/unparse/expr.ha | 1-


Mhare/unparse/ident.ha | 1-


Mhare/unparse/import.ha | 1-


Mhash/siphash/+test.ha | 2--


Mlinux/keyctl/+linux/keyctl.ha | 1-


Mlog/logger.ha | 1-


Mmakefiles/freebsd.aarch64.mk | 14+++++++-------


Mmakefiles/freebsd.riscv64.mk | 14+++++++-------


Mmakefiles/freebsd.x86_64.mk | 14+++++++-------


Mmakefiles/linux.aarch64.mk | 12++++++------


Mmakefiles/linux.riscv64.mk | 12++++++------


Mmakefiles/linux.x86_64.mk | 12++++++------


Mmakefiles/netbsd.aarch64.mk | 14+++++++-------


Mmakefiles/netbsd.riscv64.mk | 14+++++++-------


Mmakefiles/netbsd.x86_64.mk | 14+++++++-------


Mmakefiles/openbsd.aarch64.mk | 14+++++++-------


Mmakefiles/openbsd.riscv64.mk | 14+++++++-------


Mmakefiles/openbsd.x86_64.mk | 14+++++++-------


Mmime/system.ha | 1-


Mnet/dial/dial.ha | 1-


Mnet/dns/decode.ha | 1-


Mnet/errors.ha | 1-


Mnet/ip/test+test.ha | 1-


Mnet/msg.ha | 1-


Mnet/tcp/+freebsd.ha | 1-


Mnet/tcp/+linux.ha | 1-


Mnet/tcp/+netbsd.ha | 1-


Mnet/tcp/+openbsd.ha | 1-


Mnet/udp/+freebsd.ha | 1-


Mnet/udp/+linux.ha | 1-


Mnet/udp/+netbsd.ha | 1-


Mnet/udp/+openbsd.ha | 1-


Mnet/unix/+freebsd.ha | 3---


Mnet/unix/+linux.ha | 3---


Mnet/unix/+netbsd.ha | 3---


Mnet/unix/+openbsd.ha | 3---


Mnet/uri/fmt.ha | 1-


Mos/+freebsd/dirfdfs.ha | 1-


Mos/+freebsd/fs.ha | 2--


Mos/+linux/dirfdfs.ha | 1-


Mos/+linux/fs.ha | 1-


Mos/+netbsd/dirfdfs.ha | 1-


Mos/+netbsd/fs.ha | 2--


Mos/+openbsd/dirfdfs.ha | 1-


Mos/+openbsd/fs.ha | 2--


Mos/+openbsd/platform_environ.ha | 1-


Mos/exec/cmd.ha | 1-


Mos/os.ha | 1-


Mpath/buffer.ha | 1-


Mstrconv/ftos.ha | 1-


Mstrconv/ftos_multiprecision.ha | 2--


Mstrconv/ftos_ryu.ha | 1-


Mstrconv/itos.ha | 1-


Mstrconv/stoi.ha | 1-


Mstrconv/stou.ha | 1-


Mstrings/sub.ha | 2--


Mtime/chrono/error.ha | 1-


Mtime/chrono/timezone.ha | 3---


Mtime/date/format.ha | 2--


Mtime/date/locality.ha | 1-


Mtime/date/parithm.ha | 2--


Mtime/date/parse.ha | 2--


Munix/hosts/test+test.ha | 1-


Munix/signal/+freebsd.ha | 1-


Munix/signal/+netbsd.ha | 1-


Munix/signal/+openbsd.ha | 1-


Munix/tty/+freebsd/isatty.ha | 1-


Munix/tty/+freebsd/winsize.ha | 1-


Munix/tty/+linux/isatty.ha | 1-


Munix/tty/+linux/winsize.ha | 1-


Munix/tty/+netbsd/isatty.ha | 1-


Munix/tty/+netbsd/pty.ha | 1-


Munix/tty/+netbsd/winsize.ha | 1-


Munix/tty/+openbsd/isatty.ha | 1-


Munix/tty/+openbsd/pty.ha | 2--


Munix/tty/+openbsd/winsize.ha | 1-


130 files changed, 81 insertions(+), 250 deletions(-)

diff --git a/bufio/stream.ha b/bufio/stream.ha
@@ -1,11 +1,9 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use bytes;
 use encoding::utf8;
 use errors;
 use io;
-use strings;
 
 const vtable_r: io::vtable = io::vtable {
 	closer = &close_static,
diff --git a/cmd/hare/build/queue.ha b/cmd/hare/build/queue.ha
@@ -3,7 +3,6 @@
 
 use crypto::sha256;
 use encoding::hex;
-use errors;
 use fmt;
 use fs;
 use hare::module;
diff --git a/cmd/hare/version.ha b/cmd/hare/version.ha
@@ -2,7 +2,6 @@
 // (c) Hare authors <https://harelang.org>
 
 use ascii;
-use bufio;
 use fmt;
 use getopt;
 use os;
diff --git a/cmd/haredoc/doc/color.ha b/cmd/haredoc/doc/color.ha
@@ -3,10 +3,8 @@
 
 use fmt;
 use hare::unparse;
-use io;
 use os;
 use regex;
-use strings;
 
 // Colors/Renditions with defaults; SGR parameters for ANSI escape sequences.
 const default_colors = [
diff --git a/cmd/haredoc/doc/resolve.ha b/cmd/haredoc/doc/resolve.ha
@@ -10,7 +10,6 @@ use hare::module;
 use hare::parse;
 use io;
 use os;
-use path;
 use types;
 
 type symkind = enum {
diff --git a/cmd/haredoc/doc/tty.ha b/cmd/haredoc/doc/tty.ha
@@ -7,7 +7,6 @@ use hare::ast;
 use hare::lex;
 use hare::unparse;
 use io;
-use memio;
 use os;
 use strings;
 
diff --git a/cmd/haredoc/doc/util.ha b/cmd/haredoc/doc/util.ha
@@ -1,10 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-only
 // (c) Hare authors <https://harelang.org>
 
-use fmt;
 use fs;
 use hare::module;
-use io;
 use memio;
 use os;
 use path;
diff --git a/crypto/aes/+x86_64/ni.ha b/crypto/aes/+x86_64/ni.ha
@@ -1,7 +1,6 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use bytes;
 use crypto::cipher;
 use rt;
 
diff --git a/crypto/aes/aes_ct64.ha b/crypto/aes/aes_ct64.ha
@@ -25,7 +25,6 @@
 // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 // CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
-use bytes;
 use crypto::cipher;
 use crypto::cipher::{blocksz,nparallel};
 use crypto::math;
diff --git a/crypto/argon2/+test.ha b/crypto/argon2/+test.ha
@@ -3,7 +3,6 @@
 
 use bytes;
 use encoding::hex;
-use os;
 use strings;
 use test;
 
diff --git a/crypto/blowfish/blowfish.ha b/crypto/blowfish/blowfish.ha
@@ -4,7 +4,6 @@
 
 use bytes;
 use crypto::cipher;
-use endian;
 
 // The block size of the Blowfish cipher in bytes.
 export def BLOCKSZ: size = 8;
diff --git a/crypto/chacha/+test.ha b/crypto/chacha/+test.ha
@@ -2,7 +2,6 @@
 // (c) Hare authors <https://harelang.org>
 
 use bytes;
-use crypto::cipher;
 use io;
 use memio;
 
diff --git a/crypto/cipher/ctr.ha b/crypto/cipher/ctr.ha
@@ -2,7 +2,6 @@
 // (c) Hare authors <https://harelang.org>
 
 use bytes;
-use crypto::math;
 use crypto::math::{xor};
 use io;
 
diff --git a/crypto/ec/prime.ha b/crypto/ec/prime.ha
@@ -25,10 +25,8 @@
 // CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 
-use bytes;
 use crypto::math::*;
 use crypto::bigint::*;
-use io;
 
 
 type curveparams = struct {
diff --git a/crypto/ecdh/ecdh.ha b/crypto/ecdh/ecdh.ha
@@ -3,7 +3,6 @@
 
 use bytes;
 use crypto::ec;
-use crypto::random;
 use io;
 
 
diff --git a/crypto/ecdh/nist+test.ha b/crypto/ecdh/nist+test.ha
@@ -3,8 +3,6 @@
 
 use bytes;
 use crypto::ec;
-use io;
-use os;
 use test;
 
 
diff --git a/crypto/ecdsa/ecdsa.ha b/crypto/ecdsa/ecdsa.ha
@@ -27,10 +27,8 @@
 
 use crypto::ec;
 use crypto::bigint;
-use os;
 use hash;
 use crypto::bigint::{word};
-use io;
 
 def POINTSZ = 1 + ((ec::MAX_COORDBITSZ + bigint::WORD_BITSZ - 1)
 	/ bigint::WORD_BITSZ);
diff --git a/crypto/ecdsa/rfc6979+test.ha b/crypto/ecdsa/rfc6979+test.ha
@@ -2,7 +2,6 @@
 // (c) Hare authors <https://harelang.org>
 
 use bytes;
-use crypto::ec;
 use crypto::sha1;
 use crypto::sha256;
 use crypto::sha512;
diff --git a/crypto/hmac/+test.ha b/crypto/hmac/+test.ha
@@ -5,9 +5,7 @@ use bytes;
 use crypto::mac;
 use crypto::sha1;
 use crypto::sha256;
-use encoding::hex;
 use hash;
-use io;
 use strings;
 
 fn assert_hmac_sha1(keystr: str, vectors: [](str, [20]u8)) void = {
diff --git a/crypto/poly1305/+test.ha b/crypto/poly1305/+test.ha
@@ -3,7 +3,6 @@
 
 use bytes;
 use crypto::mac;
-use encoding::hex;
 
 // example taken from the Poly1305-AES paper from D. J. Bernstein
 @test fn example1() void = {
diff --git a/crypto/random/random.ha b/crypto/random/random.ha
@@ -2,7 +2,6 @@
 // (c) Hare authors <https://harelang.org>
 
 use io;
-use rt;
 
 let _stream_vt: io::vtable = io::vtable {
 	reader = &rand_reader,
diff --git a/crypto/rsa/pkcs1.ha b/crypto/rsa/pkcs1.ha
@@ -1,14 +1,11 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use bufio;
 use crypto::math;
 use crypto::sha1;
 use crypto::sha256;
 use crypto::sha512;
 use errors;
-use hash;
-use io;
 
 // Supported hash algorithms for [[pkcs1_sign]] and [[pkcs1_verify]].
 export type pkcs1_hashalgo = enum {
diff --git a/crypto/salsa/+test.ha b/crypto/salsa/+test.ha
@@ -2,7 +2,6 @@
 // (c) Hare authors <https://harelang.org>
 
 use bytes;
-use crypto::cipher;
 use io;
 use memio;
 use types;
diff --git a/crypto/sha1/+test.ha b/crypto/sha1/+test.ha
@@ -4,7 +4,6 @@
 use encoding::hex;
 use fmt;
 use hash;
-use os;
 use strings;
 use test;
 
diff --git a/crypto/sha256/+test.ha b/crypto/sha256/+test.ha
@@ -4,7 +4,6 @@
 use encoding::hex;
 use fmt;
 use hash;
-use os;
 use strings;
 use test;
 
diff --git a/crypto/x25519/+test.ha b/crypto/x25519/+test.ha
@@ -3,7 +3,6 @@
 
 use bytes;
 use crypto::random;
-use encoding::hex;
 
 @test fn sample() void = {
 	let seed: [32]u8 = [0xff...];
diff --git a/debug/+freebsd/translate.ha b/debug/+freebsd/translate.ha
@@ -1,9 +1,6 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use rt;
-use types::c;
-
 // Tries to translate a pointer into an ELF address of the currently running
 // binary.
 export fn translate(ptr: uintptr) (uintptr | void) = {
diff --git a/debug/+linux/translate.ha b/debug/+linux/translate.ha
@@ -1,9 +1,6 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use rt;
-use types::c;
-
 // Tries to translate a pointer into an ELF address of the currently running
 // binary.
 export fn translate(ptr: uintptr) (uintptr | void) = {
diff --git a/debug/+netbsd/translate.ha b/debug/+netbsd/translate.ha
@@ -1,9 +1,6 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use rt;
-use types::c;
-
 // Tries to translate a pointer into an ELF address of the currently running
 // binary.
 export fn translate(ptr: uintptr) (uintptr | void) = {
diff --git a/debug/+openbsd/translate.ha b/debug/+openbsd/translate.ha
@@ -2,7 +2,6 @@
 // (c) Hare authors <https://harelang.org>
 
 use rt;
-use types::c;
 
 // Tries to translate a pointer into an ELF address of the currently running
 // binary.
diff --git a/debug/abort.ha b/debug/abort.ha
@@ -3,7 +3,6 @@
 
 use debug::image;
 use fmt;
-use format::elf;
 use rt;
 
 @init fn init_abort() void = {
diff --git a/debug/dwarf/abbrev.ha b/debug/dwarf/abbrev.ha
@@ -5,8 +5,6 @@ use debug::image;
 use errors;
 use format::elf;
 use io;
-use memio;
-use sort;
 
 export type abbrev_table = struct {
 	items: []abbrev,
diff --git a/debug/dwarf/aranges.ha b/debug/dwarf/aranges.ha
@@ -1,13 +1,10 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use bufio;
 use debug::image;
 use errors;
-use encoding::hex;
 use format::elf;
 use io;
-use memio;
 
 // Supported version of .debug_aranges decoder
 def ARANGES_VERSION: u16 = 2;
diff --git a/debug/dwarf/line.ha b/debug/dwarf/line.ha
@@ -2,7 +2,6 @@
 // (c) Hare authors <https://harelang.org>
 
 use debug::image;
-use errors;
 use format::elf;
 use io;
 use memio;
diff --git a/encoding/asn1/+test/decoder_test.ha b/encoding/asn1/+test/decoder_test.ha
@@ -1,9 +1,7 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use bufio;
 use bytes;
-use errors;
 use io;
 use memio;
 use os;
diff --git a/encoding/asn1/+test/encoder_test.ha b/encoding/asn1/+test/encoder_test.ha
@@ -1,14 +1,9 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use bufio;
 use bytes;
-use errors;
 use io;
 use memio;
-use os;
-use strings;
-use time::date;
 use types;
 
 
diff --git a/encoding/asn1/+test/strings_test.ha b/encoding/asn1/+test/strings_test.ha
@@ -2,7 +2,6 @@
 // (c) Hare authors <https://harelang.org>
 
 use bytes;
-use errors;
 use fmt;
 use io;
 use strings;
diff --git a/encoding/asn1/decoder.ha b/encoding/asn1/decoder.ha
@@ -1,9 +1,7 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use bufio;
 use bytes;
-use errors;
 use io;
 use math::{bit_size_u8};
 use os;
diff --git a/encoding/asn1/encoder.ha b/encoding/asn1/encoder.ha
@@ -1,7 +1,6 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use bufio;
 use bytes;
 use endian;
 use errors;
@@ -9,7 +8,6 @@ use io;
 use math::{bit_size_u8,bit_size_u32};
 use memio;
 use strings;
-use time::date;
 use types;
 
 
diff --git a/encoding/asn1/oid.ha b/encoding/asn1/oid.ha
@@ -7,7 +7,6 @@ use fmt;
 use io;
 use math::{divu};
 use memio;
-use strings;
 
 
 // An oid database that contains a lookup table of known oids in the DER format.
diff --git a/encoding/asn1/strings.ha b/encoding/asn1/strings.ha
@@ -3,7 +3,6 @@
 
 use encoding::utf8;
 use endian;
-use errors;
 use io;
 use strings;
 
diff --git a/encoding/asn1/types.ha b/encoding/asn1/types.ha
@@ -1,9 +1,7 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use errors;
 use fmt;
-use io;
 use memio;
 
 
diff --git a/format/ini/scan.ha b/format/ini/scan.ha
@@ -2,8 +2,6 @@
 // (c) Hare authors <https://harelang.org>
 
 use bufio;
-use encoding::utf8;
-use fmt;
 use io;
 use strings;
 
diff --git a/fs/types.ha b/fs/types.ha
@@ -4,7 +4,6 @@
 use encoding::utf8;
 use errors;
 use io;
-use path;
 use strings;
 use time;
 
diff --git a/fs/util.ha b/fs/util.ha
@@ -1,7 +1,6 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use io;
 use path;
 use strings;
 
diff --git a/hare/lex/lex.ha b/hare/lex/lex.ha
@@ -7,7 +7,6 @@ use encoding::utf8;
 use fmt;
 use io;
 use memio;
-use os;
 use path;
 use sort;
 use sort::cmp;
diff --git a/hare/lex/token.ha b/hare/lex/token.ha
@@ -1,9 +1,6 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use encoding::utf8;
-use strings;
-
 // A lexical token class.
 export type ltok = enum uint {
 	// Keep ordered with bmap
diff --git a/hare/parse/+test/ident_test.ha b/hare/parse/+test/ident_test.ha
@@ -5,7 +5,6 @@ use bufio;
 use hare::ast;
 use hare::lex;
 use hare::lex::{ltok};
-use io;
 use io::{mode};
 use memio;
 use strings;
diff --git a/hare/parse/+test/loc.ha b/hare/parse/+test/loc.ha
@@ -5,7 +5,6 @@ use bufio;
 use fmt;
 use hare::ast;
 use hare::lex;
-use io;
 use io::{mode};
 use memio;
 use strings;
diff --git a/hare/parse/+test/roundtrip.ha b/hare/parse/+test/roundtrip.ha
@@ -6,11 +6,9 @@ use fmt;
 use hare::ast;
 use hare::lex;
 use hare::unparse;
-use io;
 use io::{mode};
 use memio;
 use strings;
-use types;
 
 fn roundtrip(src: str) void = {
 	let unsrc = _roundtrip(src);
diff --git a/hare/parse/+test/unit_test.ha b/hare/parse/+test/unit_test.ha
@@ -7,7 +7,6 @@ use hare::lex;
 use io::{mode};
 use memio;
 use strings;
-use types;
 
 fn import_eq(i1: ast::import, i2: ast::import) bool = {
 	if (!ast::ident_eq(i1.ident, i2.ident)) {
diff --git a/hare/parse/import.ha b/hare/parse/import.ha
@@ -1,7 +1,6 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use fmt;
 use hare::ast;
 use hare::lex;
 use hare::lex::{ltok};
diff --git a/hare/types/+test.ha b/hare/types/+test.ha
@@ -6,10 +6,8 @@ use fmt;
 use hare::ast;
 use hare::lex;
 use hare::parse;
-use io;
 use memio;
 use strings;
-use types;
 
 fn parse_type(in: str) ast::_type = {
 	let buf = memio::fixed(strings::toutf8(in));
diff --git a/hare/unit/+test.ha b/hare/unit/+test.ha
@@ -6,7 +6,6 @@ use hare::ast;
 use hare::lex;
 use hare::parse;
 use hare::types;
-use io;
 use memio;
 use strings;
 
diff --git a/hare/unparse/expr.ha b/hare/unparse/expr.ha
@@ -4,7 +4,6 @@
 use fmt;
 use hare::ast;
 use hare::ast::{binarithm_op};
-use hare::lex;
 use hare::lex::{ltok};
 use io;
 use strings;
diff --git a/hare/unparse/ident.ha b/hare/unparse/ident.ha
@@ -1,7 +1,6 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use fmt;
 use hare::ast;
 use io;
 use memio;
diff --git a/hare/unparse/import.ha b/hare/unparse/import.ha
@@ -1,7 +1,6 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use fmt;
 use hare::ast;
 use io;
 use memio;
diff --git a/hash/siphash/+test.ha b/hash/siphash/+test.ha
@@ -2,9 +2,7 @@
 // (c) Hare authors <https://harelang.org>
 
 use endian;
-use fmt;
 use hash;
-use io;
 use strings;
 
 @test fn siphash() void = {
diff --git a/linux/keyctl/+linux/keyctl.ha b/linux/keyctl/+linux/keyctl.ha
@@ -1,7 +1,6 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use bytes;
 use errors;
 use rt;
 use types::c;
diff --git a/log/logger.ha b/log/logger.ha
@@ -3,7 +3,6 @@
 
 use fmt;
 use io;
-use os;
 use time::date;
 
 // Interface for implementing a logger.
diff --git a/makefiles/freebsd.aarch64.mk b/makefiles/freebsd.aarch64.mk
@@ -130,13 +130,13 @@ $(HARECACHE)/types_c.ssa: $(types_c_ha) $(HARECACHE)/encoding_utf8.td $(HARECACH
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/types_c.td.tmp -N types::c $(types_c_ha)
 
 os_ha = os/+freebsd/dirfdfs.ha os/+freebsd/exit.ha os/+freebsd/fs.ha os/+freebsd/memfd.ha os/+freebsd/platform_environ.ha os/+freebsd/shm.ha os/+freebsd/status.ha os/+freebsd/stdfd.ha os/environ.ha os/os.ha
-$(HARECACHE)/os.ssa: $(os_ha) $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td
+$(HARECACHE)/os.ssa: $(os_ha) $(HARECACHE)/bufio.td $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/os.td.tmp -N os $(os_ha)
 
 strconv_ha = strconv/ftos.ha strconv/ftos_multiprecision.ha strconv/ftos_ryu.ha strconv/itos.ha strconv/numeric.ha strconv/stof.ha strconv/stof_data.ha strconv/stoi.ha strconv/stou.ha strconv/types.ha strconv/utos.ha
-$(HARECACHE)/strconv.ssa: $(strconv_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bytes.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
+$(HARECACHE)/strconv.ssa: $(strconv_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bytes.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/strconv.td.tmp -N strconv $(strconv_ha)
@@ -160,7 +160,7 @@ $(HARECACHE)/sort.ssa: $(sort_ha) $(HARECACHE)/math.td $(HARECACHE)/types.td
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/sort.td.tmp -N sort $(sort_ha)
 
 hare_lex_ha = hare/lex/lex.ha hare/lex/token.ha
-$(HARECACHE)/hare_lex.ssa: $(hare_lex_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/sort.td $(HARECACHE)/sort_cmp.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
+$(HARECACHE)/hare_lex.ssa: $(hare_lex_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/path.td $(HARECACHE)/sort.td $(HARECACHE)/sort_cmp.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/hare_lex.td.tmp -N hare::lex $(hare_lex_ha)
@@ -190,7 +190,7 @@ $(HARECACHE)/time_chrono.ssa: $(time_chrono_ha) $(HARECACHE)/bufio.td $(HARECACH
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/time_chrono.td.tmp -N time::chrono $(time_chrono_ha)
 
 time_date_ha = time/date/constants.ha time/date/date.ha time/date/daydate.ha time/date/daytime.ha time/date/error.ha time/date/format.ha time/date/locality.ha time/date/observe.ha time/date/parithm.ha time/date/parse.ha time/date/period.ha time/date/reckon.ha time/date/tarithm.ha time/date/virtual.ha
-$(HARECACHE)/time_date.ssa: $(time_date_ha) $(HARECACHE)/ascii.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/sort.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/time_chrono.td
+$(HARECACHE)/time_date.ssa: $(time_date_ha) $(HARECACHE)/ascii.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/sort.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/time_chrono.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/time_date.td.tmp -N time::date $(time_date_ha)
@@ -208,13 +208,13 @@ $(HARECACHE)/unix.ssa: $(unix_ha) $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HA
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix.td.tmp -N unix $(unix_ha)
 
 unix_signal_ha = unix/signal/+freebsd.ha unix/signal/types.ha
-$(HARECACHE)/unix_signal.ssa: $(unix_signal_ha) $(HARECACHE)/errors.td $(HARECACHE)/io.td $(HARECACHE)/rt.td $(HARECACHE)/time.td $(HARECACHE)/unix.td
+$(HARECACHE)/unix_signal.ssa: $(unix_signal_ha) $(HARECACHE)/errors.td $(HARECACHE)/rt.td $(HARECACHE)/time.td $(HARECACHE)/unix.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix_signal.td.tmp -N unix::signal $(unix_signal_ha)
 
 os_exec_ha = os/exec/+freebsd/exec.ha os/exec/+freebsd/platform_cmd.ha os/exec/+freebsd/process.ha os/exec/cmd.ha os/exec/types.ha
-$(HARECACHE)/os_exec.ssa: $(os_exec_ha) $(HARECACHE)/ascii.td $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td $(HARECACHE)/unix.td $(HARECACHE)/unix_signal.td
+$(HARECACHE)/os_exec.ssa: $(os_exec_ha) $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td $(HARECACHE)/unix.td $(HARECACHE)/unix_signal.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/os_exec.td.tmp -N os::exec $(os_exec_ha)
@@ -232,7 +232,7 @@ $(HARECACHE)/unix_tty.ssa: $(unix_tty_ha) $(HARECACHE)/bufio.td $(HARECACHE)/err
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix_tty.td.tmp -N unix::tty $(unix_tty_ha)
 
 cmd_hare_build_ha = cmd/hare/build/gather.ha cmd/hare/build/platform.ha cmd/hare/build/queue.ha cmd/hare/build/types.ha cmd/hare/build/util.ha
-$(HARECACHE)/cmd_hare_build.ssa: $(cmd_hare_build_ha) $(HARECACHE)/crypto_sha256.td $(HARECACHE)/encoding_hex.td $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/hare_ast.td $(HARECACHE)/hare_module.td $(HARECACHE)/hare_unparse.td $(HARECACHE)/hash.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/os_exec.td $(HARECACHE)/path.td $(HARECACHE)/shlex.td $(HARECACHE)/sort.td $(HARECACHE)/strings.td $(HARECACHE)/unix_tty.td
+$(HARECACHE)/cmd_hare_build.ssa: $(cmd_hare_build_ha) $(HARECACHE)/crypto_sha256.td $(HARECACHE)/encoding_hex.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/hare_ast.td $(HARECACHE)/hare_module.td $(HARECACHE)/hare_unparse.td $(HARECACHE)/hash.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/os_exec.td $(HARECACHE)/path.td $(HARECACHE)/shlex.td $(HARECACHE)/sort.td $(HARECACHE)/strings.td $(HARECACHE)/unix_tty.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/cmd_hare_build.td.tmp -N cmd::hare::build $(cmd_hare_build_ha)
diff --git a/makefiles/freebsd.riscv64.mk b/makefiles/freebsd.riscv64.mk
@@ -130,13 +130,13 @@ $(HARECACHE)/types_c.ssa: $(types_c_ha) $(HARECACHE)/encoding_utf8.td $(HARECACH
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/types_c.td.tmp -N types::c $(types_c_ha)
 
 os_ha = os/+freebsd/dirfdfs.ha os/+freebsd/exit.ha os/+freebsd/fs.ha os/+freebsd/memfd.ha os/+freebsd/platform_environ.ha os/+freebsd/shm.ha os/+freebsd/status.ha os/+freebsd/stdfd.ha os/environ.ha os/os.ha
-$(HARECACHE)/os.ssa: $(os_ha) $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td
+$(HARECACHE)/os.ssa: $(os_ha) $(HARECACHE)/bufio.td $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/os.td.tmp -N os $(os_ha)
 
 strconv_ha = strconv/ftos.ha strconv/ftos_multiprecision.ha strconv/ftos_ryu.ha strconv/itos.ha strconv/numeric.ha strconv/stof.ha strconv/stof_data.ha strconv/stoi.ha strconv/stou.ha strconv/types.ha strconv/utos.ha
-$(HARECACHE)/strconv.ssa: $(strconv_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bytes.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
+$(HARECACHE)/strconv.ssa: $(strconv_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bytes.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/strconv.td.tmp -N strconv $(strconv_ha)
@@ -160,7 +160,7 @@ $(HARECACHE)/sort.ssa: $(sort_ha) $(HARECACHE)/math.td $(HARECACHE)/types.td
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/sort.td.tmp -N sort $(sort_ha)
 
 hare_lex_ha = hare/lex/lex.ha hare/lex/token.ha
-$(HARECACHE)/hare_lex.ssa: $(hare_lex_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/sort.td $(HARECACHE)/sort_cmp.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
+$(HARECACHE)/hare_lex.ssa: $(hare_lex_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/path.td $(HARECACHE)/sort.td $(HARECACHE)/sort_cmp.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/hare_lex.td.tmp -N hare::lex $(hare_lex_ha)
@@ -190,7 +190,7 @@ $(HARECACHE)/time_chrono.ssa: $(time_chrono_ha) $(HARECACHE)/bufio.td $(HARECACH
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/time_chrono.td.tmp -N time::chrono $(time_chrono_ha)
 
 time_date_ha = time/date/constants.ha time/date/date.ha time/date/daydate.ha time/date/daytime.ha time/date/error.ha time/date/format.ha time/date/locality.ha time/date/observe.ha time/date/parithm.ha time/date/parse.ha time/date/period.ha time/date/reckon.ha time/date/tarithm.ha time/date/virtual.ha
-$(HARECACHE)/time_date.ssa: $(time_date_ha) $(HARECACHE)/ascii.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/sort.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/time_chrono.td
+$(HARECACHE)/time_date.ssa: $(time_date_ha) $(HARECACHE)/ascii.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/sort.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/time_chrono.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/time_date.td.tmp -N time::date $(time_date_ha)
@@ -208,13 +208,13 @@ $(HARECACHE)/unix.ssa: $(unix_ha) $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HA
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix.td.tmp -N unix $(unix_ha)
 
 unix_signal_ha = unix/signal/+freebsd.ha unix/signal/types.ha
-$(HARECACHE)/unix_signal.ssa: $(unix_signal_ha) $(HARECACHE)/errors.td $(HARECACHE)/io.td $(HARECACHE)/rt.td $(HARECACHE)/time.td $(HARECACHE)/unix.td
+$(HARECACHE)/unix_signal.ssa: $(unix_signal_ha) $(HARECACHE)/errors.td $(HARECACHE)/rt.td $(HARECACHE)/time.td $(HARECACHE)/unix.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix_signal.td.tmp -N unix::signal $(unix_signal_ha)
 
 os_exec_ha = os/exec/+freebsd/exec.ha os/exec/+freebsd/platform_cmd.ha os/exec/+freebsd/process.ha os/exec/cmd.ha os/exec/types.ha
-$(HARECACHE)/os_exec.ssa: $(os_exec_ha) $(HARECACHE)/ascii.td $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td $(HARECACHE)/unix.td $(HARECACHE)/unix_signal.td
+$(HARECACHE)/os_exec.ssa: $(os_exec_ha) $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td $(HARECACHE)/unix.td $(HARECACHE)/unix_signal.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/os_exec.td.tmp -N os::exec $(os_exec_ha)
@@ -232,7 +232,7 @@ $(HARECACHE)/unix_tty.ssa: $(unix_tty_ha) $(HARECACHE)/bufio.td $(HARECACHE)/err
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix_tty.td.tmp -N unix::tty $(unix_tty_ha)
 
 cmd_hare_build_ha = cmd/hare/build/gather.ha cmd/hare/build/platform.ha cmd/hare/build/queue.ha cmd/hare/build/types.ha cmd/hare/build/util.ha
-$(HARECACHE)/cmd_hare_build.ssa: $(cmd_hare_build_ha) $(HARECACHE)/crypto_sha256.td $(HARECACHE)/encoding_hex.td $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/hare_ast.td $(HARECACHE)/hare_module.td $(HARECACHE)/hare_unparse.td $(HARECACHE)/hash.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/os_exec.td $(HARECACHE)/path.td $(HARECACHE)/shlex.td $(HARECACHE)/sort.td $(HARECACHE)/strings.td $(HARECACHE)/unix_tty.td
+$(HARECACHE)/cmd_hare_build.ssa: $(cmd_hare_build_ha) $(HARECACHE)/crypto_sha256.td $(HARECACHE)/encoding_hex.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/hare_ast.td $(HARECACHE)/hare_module.td $(HARECACHE)/hare_unparse.td $(HARECACHE)/hash.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/os_exec.td $(HARECACHE)/path.td $(HARECACHE)/shlex.td $(HARECACHE)/sort.td $(HARECACHE)/strings.td $(HARECACHE)/unix_tty.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/cmd_hare_build.td.tmp -N cmd::hare::build $(cmd_hare_build_ha)
diff --git a/makefiles/freebsd.x86_64.mk b/makefiles/freebsd.x86_64.mk
@@ -130,13 +130,13 @@ $(HARECACHE)/types_c.ssa: $(types_c_ha) $(HARECACHE)/encoding_utf8.td $(HARECACH
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/types_c.td.tmp -N types::c $(types_c_ha)
 
 os_ha = os/+freebsd/dirfdfs.ha os/+freebsd/exit.ha os/+freebsd/fs.ha os/+freebsd/memfd.ha os/+freebsd/platform_environ.ha os/+freebsd/shm.ha os/+freebsd/status.ha os/+freebsd/stdfd.ha os/environ.ha os/os.ha
-$(HARECACHE)/os.ssa: $(os_ha) $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td
+$(HARECACHE)/os.ssa: $(os_ha) $(HARECACHE)/bufio.td $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/os.td.tmp -N os $(os_ha)
 
 strconv_ha = strconv/ftos.ha strconv/ftos_multiprecision.ha strconv/ftos_ryu.ha strconv/itos.ha strconv/numeric.ha strconv/stof.ha strconv/stof_data.ha strconv/stoi.ha strconv/stou.ha strconv/types.ha strconv/utos.ha
-$(HARECACHE)/strconv.ssa: $(strconv_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bytes.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
+$(HARECACHE)/strconv.ssa: $(strconv_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bytes.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/strconv.td.tmp -N strconv $(strconv_ha)
@@ -160,7 +160,7 @@ $(HARECACHE)/sort.ssa: $(sort_ha) $(HARECACHE)/math.td $(HARECACHE)/types.td
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/sort.td.tmp -N sort $(sort_ha)
 
 hare_lex_ha = hare/lex/lex.ha hare/lex/token.ha
-$(HARECACHE)/hare_lex.ssa: $(hare_lex_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/sort.td $(HARECACHE)/sort_cmp.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
+$(HARECACHE)/hare_lex.ssa: $(hare_lex_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/path.td $(HARECACHE)/sort.td $(HARECACHE)/sort_cmp.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/hare_lex.td.tmp -N hare::lex $(hare_lex_ha)
@@ -190,7 +190,7 @@ $(HARECACHE)/time_chrono.ssa: $(time_chrono_ha) $(HARECACHE)/bufio.td $(HARECACH
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/time_chrono.td.tmp -N time::chrono $(time_chrono_ha)
 
 time_date_ha = time/date/constants.ha time/date/date.ha time/date/daydate.ha time/date/daytime.ha time/date/error.ha time/date/format.ha time/date/locality.ha time/date/observe.ha time/date/parithm.ha time/date/parse.ha time/date/period.ha time/date/reckon.ha time/date/tarithm.ha time/date/virtual.ha
-$(HARECACHE)/time_date.ssa: $(time_date_ha) $(HARECACHE)/ascii.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/sort.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/time_chrono.td
+$(HARECACHE)/time_date.ssa: $(time_date_ha) $(HARECACHE)/ascii.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/sort.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/time_chrono.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/time_date.td.tmp -N time::date $(time_date_ha)
@@ -208,13 +208,13 @@ $(HARECACHE)/unix.ssa: $(unix_ha) $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HA
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix.td.tmp -N unix $(unix_ha)
 
 unix_signal_ha = unix/signal/+freebsd.ha unix/signal/types.ha
-$(HARECACHE)/unix_signal.ssa: $(unix_signal_ha) $(HARECACHE)/errors.td $(HARECACHE)/io.td $(HARECACHE)/rt.td $(HARECACHE)/time.td $(HARECACHE)/unix.td
+$(HARECACHE)/unix_signal.ssa: $(unix_signal_ha) $(HARECACHE)/errors.td $(HARECACHE)/rt.td $(HARECACHE)/time.td $(HARECACHE)/unix.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix_signal.td.tmp -N unix::signal $(unix_signal_ha)
 
 os_exec_ha = os/exec/+freebsd/exec.ha os/exec/+freebsd/platform_cmd.ha os/exec/+freebsd/process.ha os/exec/cmd.ha os/exec/types.ha
-$(HARECACHE)/os_exec.ssa: $(os_exec_ha) $(HARECACHE)/ascii.td $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td $(HARECACHE)/unix.td $(HARECACHE)/unix_signal.td
+$(HARECACHE)/os_exec.ssa: $(os_exec_ha) $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td $(HARECACHE)/unix.td $(HARECACHE)/unix_signal.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/os_exec.td.tmp -N os::exec $(os_exec_ha)
@@ -232,7 +232,7 @@ $(HARECACHE)/unix_tty.ssa: $(unix_tty_ha) $(HARECACHE)/bufio.td $(HARECACHE)/err
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix_tty.td.tmp -N unix::tty $(unix_tty_ha)
 
 cmd_hare_build_ha = cmd/hare/build/gather.ha cmd/hare/build/platform.ha cmd/hare/build/queue.ha cmd/hare/build/types.ha cmd/hare/build/util.ha
-$(HARECACHE)/cmd_hare_build.ssa: $(cmd_hare_build_ha) $(HARECACHE)/crypto_sha256.td $(HARECACHE)/encoding_hex.td $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/hare_ast.td $(HARECACHE)/hare_module.td $(HARECACHE)/hare_unparse.td $(HARECACHE)/hash.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/os_exec.td $(HARECACHE)/path.td $(HARECACHE)/shlex.td $(HARECACHE)/sort.td $(HARECACHE)/strings.td $(HARECACHE)/unix_tty.td
+$(HARECACHE)/cmd_hare_build.ssa: $(cmd_hare_build_ha) $(HARECACHE)/crypto_sha256.td $(HARECACHE)/encoding_hex.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/hare_ast.td $(HARECACHE)/hare_module.td $(HARECACHE)/hare_unparse.td $(HARECACHE)/hash.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/os_exec.td $(HARECACHE)/path.td $(HARECACHE)/shlex.td $(HARECACHE)/sort.td $(HARECACHE)/strings.td $(HARECACHE)/unix_tty.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/cmd_hare_build.td.tmp -N cmd::hare::build $(cmd_hare_build_ha)
diff --git a/makefiles/linux.aarch64.mk b/makefiles/linux.aarch64.mk
@@ -148,13 +148,13 @@ $(HARECACHE)/fs.ssa: $(fs_ha) $(HARECACHE)/encoding_utf8.td $(HARECACHE)/errors.
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/fs.td.tmp -N fs $(fs_ha)
 
 os_ha = os/+linux/dirfdfs.ha os/+linux/exit.ha os/+linux/fs.ha os/+linux/memfd.ha os/+linux/memory.ha os/+linux/platform_environ.ha os/+linux/shm.ha os/+linux/status.ha os/+linux/stdfd.ha os/environ.ha os/os.ha
-$(HARECACHE)/os.ssa: $(os_ha) $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td
+$(HARECACHE)/os.ssa: $(os_ha) $(HARECACHE)/bufio.td $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/os.td.tmp -N os $(os_ha)
 
 strconv_ha = strconv/ftos.ha strconv/ftos_multiprecision.ha strconv/ftos_ryu.ha strconv/itos.ha strconv/numeric.ha strconv/stof.ha strconv/stof_data.ha strconv/stoi.ha strconv/stou.ha strconv/types.ha strconv/utos.ha
-$(HARECACHE)/strconv.ssa: $(strconv_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bytes.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
+$(HARECACHE)/strconv.ssa: $(strconv_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bytes.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/strconv.td.tmp -N strconv $(strconv_ha)
@@ -178,7 +178,7 @@ $(HARECACHE)/sort.ssa: $(sort_ha) $(HARECACHE)/math.td $(HARECACHE)/types.td
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/sort.td.tmp -N sort $(sort_ha)
 
 hare_lex_ha = hare/lex/lex.ha hare/lex/token.ha
-$(HARECACHE)/hare_lex.ssa: $(hare_lex_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/sort.td $(HARECACHE)/sort_cmp.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
+$(HARECACHE)/hare_lex.ssa: $(hare_lex_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/path.td $(HARECACHE)/sort.td $(HARECACHE)/sort_cmp.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/hare_lex.td.tmp -N hare::lex $(hare_lex_ha)
@@ -208,7 +208,7 @@ $(HARECACHE)/time_chrono.ssa: $(time_chrono_ha) $(HARECACHE)/bufio.td $(HARECACH
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/time_chrono.td.tmp -N time::chrono $(time_chrono_ha)
 
 time_date_ha = time/date/constants.ha time/date/date.ha time/date/daydate.ha time/date/daytime.ha time/date/error.ha time/date/format.ha time/date/locality.ha time/date/observe.ha time/date/parithm.ha time/date/parse.ha time/date/period.ha time/date/reckon.ha time/date/tarithm.ha time/date/virtual.ha
-$(HARECACHE)/time_date.ssa: $(time_date_ha) $(HARECACHE)/ascii.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/sort.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/time_chrono.td
+$(HARECACHE)/time_date.ssa: $(time_date_ha) $(HARECACHE)/ascii.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/sort.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/time_chrono.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/time_date.td.tmp -N time::date $(time_date_ha)
@@ -232,7 +232,7 @@ $(HARECACHE)/unix_signal.ssa: $(unix_signal_ha) $(HARECACHE)/errors.td $(HARECAC
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix_signal.td.tmp -N unix::signal $(unix_signal_ha)
 
 os_exec_ha = os/exec/+linux/exec.ha os/exec/+linux/platform_cmd.ha os/exec/+linux/process.ha os/exec/cmd.ha os/exec/types.ha
-$(HARECACHE)/os_exec.ssa: $(os_exec_ha) $(HARECACHE)/ascii.td $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td $(HARECACHE)/unix.td $(HARECACHE)/unix_signal.td
+$(HARECACHE)/os_exec.ssa: $(os_exec_ha) $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td $(HARECACHE)/unix.td $(HARECACHE)/unix_signal.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/os_exec.td.tmp -N os::exec $(os_exec_ha)
@@ -250,7 +250,7 @@ $(HARECACHE)/unix_tty.ssa: $(unix_tty_ha) $(HARECACHE)/bufio.td $(HARECACHE)/err
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix_tty.td.tmp -N unix::tty $(unix_tty_ha)
 
 cmd_hare_build_ha = cmd/hare/build/gather.ha cmd/hare/build/platform.ha cmd/hare/build/queue.ha cmd/hare/build/types.ha cmd/hare/build/util.ha
-$(HARECACHE)/cmd_hare_build.ssa: $(cmd_hare_build_ha) $(HARECACHE)/crypto_sha256.td $(HARECACHE)/encoding_hex.td $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/hare_ast.td $(HARECACHE)/hare_module.td $(HARECACHE)/hare_unparse.td $(HARECACHE)/hash.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/os_exec.td $(HARECACHE)/path.td $(HARECACHE)/shlex.td $(HARECACHE)/sort.td $(HARECACHE)/strings.td $(HARECACHE)/unix_tty.td
+$(HARECACHE)/cmd_hare_build.ssa: $(cmd_hare_build_ha) $(HARECACHE)/crypto_sha256.td $(HARECACHE)/encoding_hex.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/hare_ast.td $(HARECACHE)/hare_module.td $(HARECACHE)/hare_unparse.td $(HARECACHE)/hash.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/os_exec.td $(HARECACHE)/path.td $(HARECACHE)/shlex.td $(HARECACHE)/sort.td $(HARECACHE)/strings.td $(HARECACHE)/unix_tty.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/cmd_hare_build.td.tmp -N cmd::hare::build $(cmd_hare_build_ha)
diff --git a/makefiles/linux.riscv64.mk b/makefiles/linux.riscv64.mk
@@ -148,13 +148,13 @@ $(HARECACHE)/fs.ssa: $(fs_ha) $(HARECACHE)/encoding_utf8.td $(HARECACHE)/errors.
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/fs.td.tmp -N fs $(fs_ha)
 
 os_ha = os/+linux/dirfdfs.ha os/+linux/exit.ha os/+linux/fs.ha os/+linux/memfd.ha os/+linux/memory.ha os/+linux/platform_environ.ha os/+linux/shm.ha os/+linux/status.ha os/+linux/stdfd.ha os/environ.ha os/os.ha
-$(HARECACHE)/os.ssa: $(os_ha) $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td
+$(HARECACHE)/os.ssa: $(os_ha) $(HARECACHE)/bufio.td $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/os.td.tmp -N os $(os_ha)
 
 strconv_ha = strconv/ftos.ha strconv/ftos_multiprecision.ha strconv/ftos_ryu.ha strconv/itos.ha strconv/numeric.ha strconv/stof.ha strconv/stof_data.ha strconv/stoi.ha strconv/stou.ha strconv/types.ha strconv/utos.ha
-$(HARECACHE)/strconv.ssa: $(strconv_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bytes.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
+$(HARECACHE)/strconv.ssa: $(strconv_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bytes.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/strconv.td.tmp -N strconv $(strconv_ha)
@@ -178,7 +178,7 @@ $(HARECACHE)/sort.ssa: $(sort_ha) $(HARECACHE)/math.td $(HARECACHE)/types.td
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/sort.td.tmp -N sort $(sort_ha)
 
 hare_lex_ha = hare/lex/lex.ha hare/lex/token.ha
-$(HARECACHE)/hare_lex.ssa: $(hare_lex_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/sort.td $(HARECACHE)/sort_cmp.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
+$(HARECACHE)/hare_lex.ssa: $(hare_lex_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/path.td $(HARECACHE)/sort.td $(HARECACHE)/sort_cmp.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/hare_lex.td.tmp -N hare::lex $(hare_lex_ha)
@@ -208,7 +208,7 @@ $(HARECACHE)/time_chrono.ssa: $(time_chrono_ha) $(HARECACHE)/bufio.td $(HARECACH
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/time_chrono.td.tmp -N time::chrono $(time_chrono_ha)
 
 time_date_ha = time/date/constants.ha time/date/date.ha time/date/daydate.ha time/date/daytime.ha time/date/error.ha time/date/format.ha time/date/locality.ha time/date/observe.ha time/date/parithm.ha time/date/parse.ha time/date/period.ha time/date/reckon.ha time/date/tarithm.ha time/date/virtual.ha
-$(HARECACHE)/time_date.ssa: $(time_date_ha) $(HARECACHE)/ascii.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/sort.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/time_chrono.td
+$(HARECACHE)/time_date.ssa: $(time_date_ha) $(HARECACHE)/ascii.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/sort.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/time_chrono.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/time_date.td.tmp -N time::date $(time_date_ha)
@@ -232,7 +232,7 @@ $(HARECACHE)/unix_signal.ssa: $(unix_signal_ha) $(HARECACHE)/errors.td $(HARECAC
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix_signal.td.tmp -N unix::signal $(unix_signal_ha)
 
 os_exec_ha = os/exec/+linux/exec.ha os/exec/+linux/platform_cmd.ha os/exec/+linux/process.ha os/exec/cmd.ha os/exec/types.ha
-$(HARECACHE)/os_exec.ssa: $(os_exec_ha) $(HARECACHE)/ascii.td $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td $(HARECACHE)/unix.td $(HARECACHE)/unix_signal.td
+$(HARECACHE)/os_exec.ssa: $(os_exec_ha) $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td $(HARECACHE)/unix.td $(HARECACHE)/unix_signal.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/os_exec.td.tmp -N os::exec $(os_exec_ha)
@@ -250,7 +250,7 @@ $(HARECACHE)/unix_tty.ssa: $(unix_tty_ha) $(HARECACHE)/bufio.td $(HARECACHE)/err
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix_tty.td.tmp -N unix::tty $(unix_tty_ha)
 
 cmd_hare_build_ha = cmd/hare/build/gather.ha cmd/hare/build/platform.ha cmd/hare/build/queue.ha cmd/hare/build/types.ha cmd/hare/build/util.ha
-$(HARECACHE)/cmd_hare_build.ssa: $(cmd_hare_build_ha) $(HARECACHE)/crypto_sha256.td $(HARECACHE)/encoding_hex.td $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/hare_ast.td $(HARECACHE)/hare_module.td $(HARECACHE)/hare_unparse.td $(HARECACHE)/hash.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/os_exec.td $(HARECACHE)/path.td $(HARECACHE)/shlex.td $(HARECACHE)/sort.td $(HARECACHE)/strings.td $(HARECACHE)/unix_tty.td
+$(HARECACHE)/cmd_hare_build.ssa: $(cmd_hare_build_ha) $(HARECACHE)/crypto_sha256.td $(HARECACHE)/encoding_hex.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/hare_ast.td $(HARECACHE)/hare_module.td $(HARECACHE)/hare_unparse.td $(HARECACHE)/hash.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/os_exec.td $(HARECACHE)/path.td $(HARECACHE)/shlex.td $(HARECACHE)/sort.td $(HARECACHE)/strings.td $(HARECACHE)/unix_tty.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/cmd_hare_build.td.tmp -N cmd::hare::build $(cmd_hare_build_ha)
diff --git a/makefiles/linux.x86_64.mk b/makefiles/linux.x86_64.mk
@@ -148,13 +148,13 @@ $(HARECACHE)/fs.ssa: $(fs_ha) $(HARECACHE)/encoding_utf8.td $(HARECACHE)/errors.
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/fs.td.tmp -N fs $(fs_ha)
 
 os_ha = os/+linux/dirfdfs.ha os/+linux/exit.ha os/+linux/fs.ha os/+linux/memfd.ha os/+linux/memory.ha os/+linux/platform_environ.ha os/+linux/shm.ha os/+linux/status.ha os/+linux/stdfd.ha os/environ.ha os/os.ha
-$(HARECACHE)/os.ssa: $(os_ha) $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td
+$(HARECACHE)/os.ssa: $(os_ha) $(HARECACHE)/bufio.td $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/os.td.tmp -N os $(os_ha)
 
 strconv_ha = strconv/ftos.ha strconv/ftos_multiprecision.ha strconv/ftos_ryu.ha strconv/itos.ha strconv/numeric.ha strconv/stof.ha strconv/stof_data.ha strconv/stoi.ha strconv/stou.ha strconv/types.ha strconv/utos.ha
-$(HARECACHE)/strconv.ssa: $(strconv_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bytes.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
+$(HARECACHE)/strconv.ssa: $(strconv_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bytes.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/strconv.td.tmp -N strconv $(strconv_ha)
@@ -178,7 +178,7 @@ $(HARECACHE)/sort.ssa: $(sort_ha) $(HARECACHE)/math.td $(HARECACHE)/types.td
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/sort.td.tmp -N sort $(sort_ha)
 
 hare_lex_ha = hare/lex/lex.ha hare/lex/token.ha
-$(HARECACHE)/hare_lex.ssa: $(hare_lex_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/sort.td $(HARECACHE)/sort_cmp.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
+$(HARECACHE)/hare_lex.ssa: $(hare_lex_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/path.td $(HARECACHE)/sort.td $(HARECACHE)/sort_cmp.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/hare_lex.td.tmp -N hare::lex $(hare_lex_ha)
@@ -208,7 +208,7 @@ $(HARECACHE)/time_chrono.ssa: $(time_chrono_ha) $(HARECACHE)/bufio.td $(HARECACH
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/time_chrono.td.tmp -N time::chrono $(time_chrono_ha)
 
 time_date_ha = time/date/constants.ha time/date/date.ha time/date/daydate.ha time/date/daytime.ha time/date/error.ha time/date/format.ha time/date/locality.ha time/date/observe.ha time/date/parithm.ha time/date/parse.ha time/date/period.ha time/date/reckon.ha time/date/tarithm.ha time/date/virtual.ha
-$(HARECACHE)/time_date.ssa: $(time_date_ha) $(HARECACHE)/ascii.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/sort.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/time_chrono.td
+$(HARECACHE)/time_date.ssa: $(time_date_ha) $(HARECACHE)/ascii.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/sort.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/time_chrono.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/time_date.td.tmp -N time::date $(time_date_ha)
@@ -232,7 +232,7 @@ $(HARECACHE)/unix_signal.ssa: $(unix_signal_ha) $(HARECACHE)/errors.td $(HARECAC
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix_signal.td.tmp -N unix::signal $(unix_signal_ha)
 
 os_exec_ha = os/exec/+linux/exec.ha os/exec/+linux/platform_cmd.ha os/exec/+linux/process.ha os/exec/cmd.ha os/exec/types.ha
-$(HARECACHE)/os_exec.ssa: $(os_exec_ha) $(HARECACHE)/ascii.td $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td $(HARECACHE)/unix.td $(HARECACHE)/unix_signal.td
+$(HARECACHE)/os_exec.ssa: $(os_exec_ha) $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td $(HARECACHE)/unix.td $(HARECACHE)/unix_signal.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/os_exec.td.tmp -N os::exec $(os_exec_ha)
@@ -250,7 +250,7 @@ $(HARECACHE)/unix_tty.ssa: $(unix_tty_ha) $(HARECACHE)/bufio.td $(HARECACHE)/err
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix_tty.td.tmp -N unix::tty $(unix_tty_ha)
 
 cmd_hare_build_ha = cmd/hare/build/gather.ha cmd/hare/build/platform.ha cmd/hare/build/queue.ha cmd/hare/build/types.ha cmd/hare/build/util.ha
-$(HARECACHE)/cmd_hare_build.ssa: $(cmd_hare_build_ha) $(HARECACHE)/crypto_sha256.td $(HARECACHE)/encoding_hex.td $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/hare_ast.td $(HARECACHE)/hare_module.td $(HARECACHE)/hare_unparse.td $(HARECACHE)/hash.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/os_exec.td $(HARECACHE)/path.td $(HARECACHE)/shlex.td $(HARECACHE)/sort.td $(HARECACHE)/strings.td $(HARECACHE)/unix_tty.td
+$(HARECACHE)/cmd_hare_build.ssa: $(cmd_hare_build_ha) $(HARECACHE)/crypto_sha256.td $(HARECACHE)/encoding_hex.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/hare_ast.td $(HARECACHE)/hare_module.td $(HARECACHE)/hare_unparse.td $(HARECACHE)/hash.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/os_exec.td $(HARECACHE)/path.td $(HARECACHE)/shlex.td $(HARECACHE)/sort.td $(HARECACHE)/strings.td $(HARECACHE)/unix_tty.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/cmd_hare_build.td.tmp -N cmd::hare::build $(cmd_hare_build_ha)
diff --git a/makefiles/netbsd.aarch64.mk b/makefiles/netbsd.aarch64.mk
@@ -130,13 +130,13 @@ $(HARECACHE)/types_c.ssa: $(types_c_ha) $(HARECACHE)/encoding_utf8.td $(HARECACH
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/types_c.td.tmp -N types::c $(types_c_ha)
 
 os_ha = os/+netbsd/dirfdfs.ha os/+netbsd/exit.ha os/+netbsd/fs.ha os/+netbsd/platform_environ.ha os/+netbsd/status.ha os/+netbsd/stdfd.ha os/environ.ha os/os.ha
-$(HARECACHE)/os.ssa: $(os_ha) $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td
+$(HARECACHE)/os.ssa: $(os_ha) $(HARECACHE)/bufio.td $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/os.td.tmp -N os $(os_ha)
 
 strconv_ha = strconv/ftos.ha strconv/ftos_multiprecision.ha strconv/ftos_ryu.ha strconv/itos.ha strconv/numeric.ha strconv/stof.ha strconv/stof_data.ha strconv/stoi.ha strconv/stou.ha strconv/types.ha strconv/utos.ha
-$(HARECACHE)/strconv.ssa: $(strconv_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bytes.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
+$(HARECACHE)/strconv.ssa: $(strconv_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bytes.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/strconv.td.tmp -N strconv $(strconv_ha)
@@ -160,7 +160,7 @@ $(HARECACHE)/sort.ssa: $(sort_ha) $(HARECACHE)/math.td $(HARECACHE)/types.td
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/sort.td.tmp -N sort $(sort_ha)
 
 hare_lex_ha = hare/lex/lex.ha hare/lex/token.ha
-$(HARECACHE)/hare_lex.ssa: $(hare_lex_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/sort.td $(HARECACHE)/sort_cmp.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
+$(HARECACHE)/hare_lex.ssa: $(hare_lex_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/path.td $(HARECACHE)/sort.td $(HARECACHE)/sort_cmp.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/hare_lex.td.tmp -N hare::lex $(hare_lex_ha)
@@ -190,7 +190,7 @@ $(HARECACHE)/time_chrono.ssa: $(time_chrono_ha) $(HARECACHE)/bufio.td $(HARECACH
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/time_chrono.td.tmp -N time::chrono $(time_chrono_ha)
 
 time_date_ha = time/date/constants.ha time/date/date.ha time/date/daydate.ha time/date/daytime.ha time/date/error.ha time/date/format.ha time/date/locality.ha time/date/observe.ha time/date/parithm.ha time/date/parse.ha time/date/period.ha time/date/reckon.ha time/date/tarithm.ha time/date/virtual.ha
-$(HARECACHE)/time_date.ssa: $(time_date_ha) $(HARECACHE)/ascii.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/sort.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/time_chrono.td
+$(HARECACHE)/time_date.ssa: $(time_date_ha) $(HARECACHE)/ascii.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/sort.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/time_chrono.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/time_date.td.tmp -N time::date $(time_date_ha)
@@ -208,13 +208,13 @@ $(HARECACHE)/unix.ssa: $(unix_ha) $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HA
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix.td.tmp -N unix $(unix_ha)
 
 unix_signal_ha = unix/signal/+netbsd.ha unix/signal/types.ha
-$(HARECACHE)/unix_signal.ssa: $(unix_signal_ha) $(HARECACHE)/errors.td $(HARECACHE)/io.td $(HARECACHE)/rt.td $(HARECACHE)/time.td $(HARECACHE)/unix.td
+$(HARECACHE)/unix_signal.ssa: $(unix_signal_ha) $(HARECACHE)/errors.td $(HARECACHE)/rt.td $(HARECACHE)/time.td $(HARECACHE)/unix.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix_signal.td.tmp -N unix::signal $(unix_signal_ha)
 
 os_exec_ha = os/exec/+netbsd/exec.ha os/exec/+netbsd/platform_cmd.ha os/exec/+netbsd/process.ha os/exec/cmd.ha os/exec/types.ha
-$(HARECACHE)/os_exec.ssa: $(os_exec_ha) $(HARECACHE)/ascii.td $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td $(HARECACHE)/unix.td $(HARECACHE)/unix_signal.td
+$(HARECACHE)/os_exec.ssa: $(os_exec_ha) $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td $(HARECACHE)/unix.td $(HARECACHE)/unix_signal.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/os_exec.td.tmp -N os::exec $(os_exec_ha)
@@ -232,7 +232,7 @@ $(HARECACHE)/unix_tty.ssa: $(unix_tty_ha) $(HARECACHE)/bufio.td $(HARECACHE)/err
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix_tty.td.tmp -N unix::tty $(unix_tty_ha)
 
 cmd_hare_build_ha = cmd/hare/build/gather.ha cmd/hare/build/platform.ha cmd/hare/build/queue.ha cmd/hare/build/types.ha cmd/hare/build/util.ha
-$(HARECACHE)/cmd_hare_build.ssa: $(cmd_hare_build_ha) $(HARECACHE)/crypto_sha256.td $(HARECACHE)/encoding_hex.td $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/hare_ast.td $(HARECACHE)/hare_module.td $(HARECACHE)/hare_unparse.td $(HARECACHE)/hash.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/os_exec.td $(HARECACHE)/path.td $(HARECACHE)/shlex.td $(HARECACHE)/sort.td $(HARECACHE)/strings.td $(HARECACHE)/unix_tty.td
+$(HARECACHE)/cmd_hare_build.ssa: $(cmd_hare_build_ha) $(HARECACHE)/crypto_sha256.td $(HARECACHE)/encoding_hex.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/hare_ast.td $(HARECACHE)/hare_module.td $(HARECACHE)/hare_unparse.td $(HARECACHE)/hash.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/os_exec.td $(HARECACHE)/path.td $(HARECACHE)/shlex.td $(HARECACHE)/sort.td $(HARECACHE)/strings.td $(HARECACHE)/unix_tty.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/cmd_hare_build.td.tmp -N cmd::hare::build $(cmd_hare_build_ha)
diff --git a/makefiles/netbsd.riscv64.mk b/makefiles/netbsd.riscv64.mk
@@ -130,13 +130,13 @@ $(HARECACHE)/types_c.ssa: $(types_c_ha) $(HARECACHE)/encoding_utf8.td $(HARECACH
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/types_c.td.tmp -N types::c $(types_c_ha)
 
 os_ha = os/+netbsd/dirfdfs.ha os/+netbsd/exit.ha os/+netbsd/fs.ha os/+netbsd/platform_environ.ha os/+netbsd/status.ha os/+netbsd/stdfd.ha os/environ.ha os/os.ha
-$(HARECACHE)/os.ssa: $(os_ha) $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td
+$(HARECACHE)/os.ssa: $(os_ha) $(HARECACHE)/bufio.td $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/os.td.tmp -N os $(os_ha)
 
 strconv_ha = strconv/ftos.ha strconv/ftos_multiprecision.ha strconv/ftos_ryu.ha strconv/itos.ha strconv/numeric.ha strconv/stof.ha strconv/stof_data.ha strconv/stoi.ha strconv/stou.ha strconv/types.ha strconv/utos.ha
-$(HARECACHE)/strconv.ssa: $(strconv_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bytes.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
+$(HARECACHE)/strconv.ssa: $(strconv_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bytes.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/strconv.td.tmp -N strconv $(strconv_ha)
@@ -160,7 +160,7 @@ $(HARECACHE)/sort.ssa: $(sort_ha) $(HARECACHE)/math.td $(HARECACHE)/types.td
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/sort.td.tmp -N sort $(sort_ha)
 
 hare_lex_ha = hare/lex/lex.ha hare/lex/token.ha
-$(HARECACHE)/hare_lex.ssa: $(hare_lex_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/sort.td $(HARECACHE)/sort_cmp.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
+$(HARECACHE)/hare_lex.ssa: $(hare_lex_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/path.td $(HARECACHE)/sort.td $(HARECACHE)/sort_cmp.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/hare_lex.td.tmp -N hare::lex $(hare_lex_ha)
@@ -190,7 +190,7 @@ $(HARECACHE)/time_chrono.ssa: $(time_chrono_ha) $(HARECACHE)/bufio.td $(HARECACH
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/time_chrono.td.tmp -N time::chrono $(time_chrono_ha)
 
 time_date_ha = time/date/constants.ha time/date/date.ha time/date/daydate.ha time/date/daytime.ha time/date/error.ha time/date/format.ha time/date/locality.ha time/date/observe.ha time/date/parithm.ha time/date/parse.ha time/date/period.ha time/date/reckon.ha time/date/tarithm.ha time/date/virtual.ha
-$(HARECACHE)/time_date.ssa: $(time_date_ha) $(HARECACHE)/ascii.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/sort.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/time_chrono.td
+$(HARECACHE)/time_date.ssa: $(time_date_ha) $(HARECACHE)/ascii.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/sort.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/time_chrono.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/time_date.td.tmp -N time::date $(time_date_ha)
@@ -208,13 +208,13 @@ $(HARECACHE)/unix.ssa: $(unix_ha) $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HA
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix.td.tmp -N unix $(unix_ha)
 
 unix_signal_ha = unix/signal/+netbsd.ha unix/signal/types.ha
-$(HARECACHE)/unix_signal.ssa: $(unix_signal_ha) $(HARECACHE)/errors.td $(HARECACHE)/io.td $(HARECACHE)/rt.td $(HARECACHE)/time.td $(HARECACHE)/unix.td
+$(HARECACHE)/unix_signal.ssa: $(unix_signal_ha) $(HARECACHE)/errors.td $(HARECACHE)/rt.td $(HARECACHE)/time.td $(HARECACHE)/unix.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix_signal.td.tmp -N unix::signal $(unix_signal_ha)
 
 os_exec_ha = os/exec/+netbsd/exec.ha os/exec/+netbsd/platform_cmd.ha os/exec/+netbsd/process.ha os/exec/cmd.ha os/exec/types.ha
-$(HARECACHE)/os_exec.ssa: $(os_exec_ha) $(HARECACHE)/ascii.td $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td $(HARECACHE)/unix.td $(HARECACHE)/unix_signal.td
+$(HARECACHE)/os_exec.ssa: $(os_exec_ha) $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td $(HARECACHE)/unix.td $(HARECACHE)/unix_signal.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/os_exec.td.tmp -N os::exec $(os_exec_ha)
@@ -232,7 +232,7 @@ $(HARECACHE)/unix_tty.ssa: $(unix_tty_ha) $(HARECACHE)/bufio.td $(HARECACHE)/err
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix_tty.td.tmp -N unix::tty $(unix_tty_ha)
 
 cmd_hare_build_ha = cmd/hare/build/gather.ha cmd/hare/build/platform.ha cmd/hare/build/queue.ha cmd/hare/build/types.ha cmd/hare/build/util.ha
-$(HARECACHE)/cmd_hare_build.ssa: $(cmd_hare_build_ha) $(HARECACHE)/crypto_sha256.td $(HARECACHE)/encoding_hex.td $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/hare_ast.td $(HARECACHE)/hare_module.td $(HARECACHE)/hare_unparse.td $(HARECACHE)/hash.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/os_exec.td $(HARECACHE)/path.td $(HARECACHE)/shlex.td $(HARECACHE)/sort.td $(HARECACHE)/strings.td $(HARECACHE)/unix_tty.td
+$(HARECACHE)/cmd_hare_build.ssa: $(cmd_hare_build_ha) $(HARECACHE)/crypto_sha256.td $(HARECACHE)/encoding_hex.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/hare_ast.td $(HARECACHE)/hare_module.td $(HARECACHE)/hare_unparse.td $(HARECACHE)/hash.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/os_exec.td $(HARECACHE)/path.td $(HARECACHE)/shlex.td $(HARECACHE)/sort.td $(HARECACHE)/strings.td $(HARECACHE)/unix_tty.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/cmd_hare_build.td.tmp -N cmd::hare::build $(cmd_hare_build_ha)
diff --git a/makefiles/netbsd.x86_64.mk b/makefiles/netbsd.x86_64.mk
@@ -130,13 +130,13 @@ $(HARECACHE)/types_c.ssa: $(types_c_ha) $(HARECACHE)/encoding_utf8.td $(HARECACH
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/types_c.td.tmp -N types::c $(types_c_ha)
 
 os_ha = os/+netbsd/dirfdfs.ha os/+netbsd/exit.ha os/+netbsd/fs.ha os/+netbsd/platform_environ.ha os/+netbsd/status.ha os/+netbsd/stdfd.ha os/environ.ha os/os.ha
-$(HARECACHE)/os.ssa: $(os_ha) $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td
+$(HARECACHE)/os.ssa: $(os_ha) $(HARECACHE)/bufio.td $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/os.td.tmp -N os $(os_ha)
 
 strconv_ha = strconv/ftos.ha strconv/ftos_multiprecision.ha strconv/ftos_ryu.ha strconv/itos.ha strconv/numeric.ha strconv/stof.ha strconv/stof_data.ha strconv/stoi.ha strconv/stou.ha strconv/types.ha strconv/utos.ha
-$(HARECACHE)/strconv.ssa: $(strconv_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bytes.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
+$(HARECACHE)/strconv.ssa: $(strconv_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bytes.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/strconv.td.tmp -N strconv $(strconv_ha)
@@ -160,7 +160,7 @@ $(HARECACHE)/sort.ssa: $(sort_ha) $(HARECACHE)/math.td $(HARECACHE)/types.td
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/sort.td.tmp -N sort $(sort_ha)
 
 hare_lex_ha = hare/lex/lex.ha hare/lex/token.ha
-$(HARECACHE)/hare_lex.ssa: $(hare_lex_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/sort.td $(HARECACHE)/sort_cmp.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
+$(HARECACHE)/hare_lex.ssa: $(hare_lex_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/path.td $(HARECACHE)/sort.td $(HARECACHE)/sort_cmp.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/hare_lex.td.tmp -N hare::lex $(hare_lex_ha)
@@ -190,7 +190,7 @@ $(HARECACHE)/time_chrono.ssa: $(time_chrono_ha) $(HARECACHE)/bufio.td $(HARECACH
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/time_chrono.td.tmp -N time::chrono $(time_chrono_ha)
 
 time_date_ha = time/date/constants.ha time/date/date.ha time/date/daydate.ha time/date/daytime.ha time/date/error.ha time/date/format.ha time/date/locality.ha time/date/observe.ha time/date/parithm.ha time/date/parse.ha time/date/period.ha time/date/reckon.ha time/date/tarithm.ha time/date/virtual.ha
-$(HARECACHE)/time_date.ssa: $(time_date_ha) $(HARECACHE)/ascii.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/sort.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/time_chrono.td
+$(HARECACHE)/time_date.ssa: $(time_date_ha) $(HARECACHE)/ascii.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/sort.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/time_chrono.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/time_date.td.tmp -N time::date $(time_date_ha)
@@ -208,13 +208,13 @@ $(HARECACHE)/unix.ssa: $(unix_ha) $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HA
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix.td.tmp -N unix $(unix_ha)
 
 unix_signal_ha = unix/signal/+netbsd.ha unix/signal/types.ha
-$(HARECACHE)/unix_signal.ssa: $(unix_signal_ha) $(HARECACHE)/errors.td $(HARECACHE)/io.td $(HARECACHE)/rt.td $(HARECACHE)/time.td $(HARECACHE)/unix.td
+$(HARECACHE)/unix_signal.ssa: $(unix_signal_ha) $(HARECACHE)/errors.td $(HARECACHE)/rt.td $(HARECACHE)/time.td $(HARECACHE)/unix.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix_signal.td.tmp -N unix::signal $(unix_signal_ha)
 
 os_exec_ha = os/exec/+netbsd/exec.ha os/exec/+netbsd/platform_cmd.ha os/exec/+netbsd/process.ha os/exec/cmd.ha os/exec/types.ha
-$(HARECACHE)/os_exec.ssa: $(os_exec_ha) $(HARECACHE)/ascii.td $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td $(HARECACHE)/unix.td $(HARECACHE)/unix_signal.td
+$(HARECACHE)/os_exec.ssa: $(os_exec_ha) $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td $(HARECACHE)/unix.td $(HARECACHE)/unix_signal.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/os_exec.td.tmp -N os::exec $(os_exec_ha)
@@ -232,7 +232,7 @@ $(HARECACHE)/unix_tty.ssa: $(unix_tty_ha) $(HARECACHE)/bufio.td $(HARECACHE)/err
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix_tty.td.tmp -N unix::tty $(unix_tty_ha)
 
 cmd_hare_build_ha = cmd/hare/build/gather.ha cmd/hare/build/platform.ha cmd/hare/build/queue.ha cmd/hare/build/types.ha cmd/hare/build/util.ha
-$(HARECACHE)/cmd_hare_build.ssa: $(cmd_hare_build_ha) $(HARECACHE)/crypto_sha256.td $(HARECACHE)/encoding_hex.td $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/hare_ast.td $(HARECACHE)/hare_module.td $(HARECACHE)/hare_unparse.td $(HARECACHE)/hash.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/os_exec.td $(HARECACHE)/path.td $(HARECACHE)/shlex.td $(HARECACHE)/sort.td $(HARECACHE)/strings.td $(HARECACHE)/unix_tty.td
+$(HARECACHE)/cmd_hare_build.ssa: $(cmd_hare_build_ha) $(HARECACHE)/crypto_sha256.td $(HARECACHE)/encoding_hex.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/hare_ast.td $(HARECACHE)/hare_module.td $(HARECACHE)/hare_unparse.td $(HARECACHE)/hash.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/os_exec.td $(HARECACHE)/path.td $(HARECACHE)/shlex.td $(HARECACHE)/sort.td $(HARECACHE)/strings.td $(HARECACHE)/unix_tty.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/cmd_hare_build.td.tmp -N cmd::hare::build $(cmd_hare_build_ha)
diff --git a/makefiles/openbsd.aarch64.mk b/makefiles/openbsd.aarch64.mk
@@ -130,13 +130,13 @@ $(HARECACHE)/types_c.ssa: $(types_c_ha) $(HARECACHE)/encoding_utf8.td $(HARECACH
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/types_c.td.tmp -N types::c $(types_c_ha)
 
 os_ha = os/+openbsd/dirfdfs.ha os/+openbsd/exit.ha os/+openbsd/fs.ha os/+openbsd/platform_environ.ha os/+openbsd/shm.ha os/+openbsd/status.ha os/+openbsd/stdfd.ha os/environ.ha os/os.ha
-$(HARECACHE)/os.ssa: $(os_ha) $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td
+$(HARECACHE)/os.ssa: $(os_ha) $(HARECACHE)/bufio.td $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/os.td.tmp -N os $(os_ha)
 
 strconv_ha = strconv/ftos.ha strconv/ftos_multiprecision.ha strconv/ftos_ryu.ha strconv/itos.ha strconv/numeric.ha strconv/stof.ha strconv/stof_data.ha strconv/stoi.ha strconv/stou.ha strconv/types.ha strconv/utos.ha
-$(HARECACHE)/strconv.ssa: $(strconv_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bytes.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
+$(HARECACHE)/strconv.ssa: $(strconv_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bytes.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/strconv.td.tmp -N strconv $(strconv_ha)
@@ -160,7 +160,7 @@ $(HARECACHE)/sort.ssa: $(sort_ha) $(HARECACHE)/math.td $(HARECACHE)/types.td
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/sort.td.tmp -N sort $(sort_ha)
 
 hare_lex_ha = hare/lex/lex.ha hare/lex/token.ha
-$(HARECACHE)/hare_lex.ssa: $(hare_lex_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/sort.td $(HARECACHE)/sort_cmp.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
+$(HARECACHE)/hare_lex.ssa: $(hare_lex_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/path.td $(HARECACHE)/sort.td $(HARECACHE)/sort_cmp.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/hare_lex.td.tmp -N hare::lex $(hare_lex_ha)
@@ -190,7 +190,7 @@ $(HARECACHE)/time_chrono.ssa: $(time_chrono_ha) $(HARECACHE)/bufio.td $(HARECACH
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/time_chrono.td.tmp -N time::chrono $(time_chrono_ha)
 
 time_date_ha = time/date/constants.ha time/date/date.ha time/date/daydate.ha time/date/daytime.ha time/date/error.ha time/date/format.ha time/date/locality.ha time/date/observe.ha time/date/parithm.ha time/date/parse.ha time/date/period.ha time/date/reckon.ha time/date/tarithm.ha time/date/virtual.ha
-$(HARECACHE)/time_date.ssa: $(time_date_ha) $(HARECACHE)/ascii.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/sort.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/time_chrono.td
+$(HARECACHE)/time_date.ssa: $(time_date_ha) $(HARECACHE)/ascii.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/sort.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/time_chrono.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/time_date.td.tmp -N time::date $(time_date_ha)
@@ -208,13 +208,13 @@ $(HARECACHE)/unix.ssa: $(unix_ha) $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HA
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix.td.tmp -N unix $(unix_ha)
 
 unix_signal_ha = unix/signal/+openbsd.ha unix/signal/types.ha
-$(HARECACHE)/unix_signal.ssa: $(unix_signal_ha) $(HARECACHE)/errors.td $(HARECACHE)/io.td $(HARECACHE)/rt.td $(HARECACHE)/unix.td
+$(HARECACHE)/unix_signal.ssa: $(unix_signal_ha) $(HARECACHE)/errors.td $(HARECACHE)/rt.td $(HARECACHE)/unix.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix_signal.td.tmp -N unix::signal $(unix_signal_ha)
 
 os_exec_ha = os/exec/+openbsd/exec.ha os/exec/+openbsd/platform_cmd.ha os/exec/+openbsd/process.ha os/exec/cmd.ha os/exec/types.ha
-$(HARECACHE)/os_exec.ssa: $(os_exec_ha) $(HARECACHE)/ascii.td $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td $(HARECACHE)/unix.td $(HARECACHE)/unix_signal.td
+$(HARECACHE)/os_exec.ssa: $(os_exec_ha) $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td $(HARECACHE)/unix.td $(HARECACHE)/unix_signal.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/os_exec.td.tmp -N os::exec $(os_exec_ha)
@@ -232,7 +232,7 @@ $(HARECACHE)/unix_tty.ssa: $(unix_tty_ha) $(HARECACHE)/bufio.td $(HARECACHE)/err
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix_tty.td.tmp -N unix::tty $(unix_tty_ha)
 
 cmd_hare_build_ha = cmd/hare/build/gather.ha cmd/hare/build/platform.ha cmd/hare/build/queue.ha cmd/hare/build/types.ha cmd/hare/build/util.ha
-$(HARECACHE)/cmd_hare_build.ssa: $(cmd_hare_build_ha) $(HARECACHE)/crypto_sha256.td $(HARECACHE)/encoding_hex.td $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/hare_ast.td $(HARECACHE)/hare_module.td $(HARECACHE)/hare_unparse.td $(HARECACHE)/hash.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/os_exec.td $(HARECACHE)/path.td $(HARECACHE)/shlex.td $(HARECACHE)/sort.td $(HARECACHE)/strings.td $(HARECACHE)/unix_tty.td
+$(HARECACHE)/cmd_hare_build.ssa: $(cmd_hare_build_ha) $(HARECACHE)/crypto_sha256.td $(HARECACHE)/encoding_hex.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/hare_ast.td $(HARECACHE)/hare_module.td $(HARECACHE)/hare_unparse.td $(HARECACHE)/hash.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/os_exec.td $(HARECACHE)/path.td $(HARECACHE)/shlex.td $(HARECACHE)/sort.td $(HARECACHE)/strings.td $(HARECACHE)/unix_tty.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/cmd_hare_build.td.tmp -N cmd::hare::build $(cmd_hare_build_ha)
diff --git a/makefiles/openbsd.riscv64.mk b/makefiles/openbsd.riscv64.mk
@@ -130,13 +130,13 @@ $(HARECACHE)/types_c.ssa: $(types_c_ha) $(HARECACHE)/encoding_utf8.td $(HARECACH
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/types_c.td.tmp -N types::c $(types_c_ha)
 
 os_ha = os/+openbsd/dirfdfs.ha os/+openbsd/exit.ha os/+openbsd/fs.ha os/+openbsd/platform_environ.ha os/+openbsd/shm.ha os/+openbsd/status.ha os/+openbsd/stdfd.ha os/environ.ha os/os.ha
-$(HARECACHE)/os.ssa: $(os_ha) $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td
+$(HARECACHE)/os.ssa: $(os_ha) $(HARECACHE)/bufio.td $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/os.td.tmp -N os $(os_ha)
 
 strconv_ha = strconv/ftos.ha strconv/ftos_multiprecision.ha strconv/ftos_ryu.ha strconv/itos.ha strconv/numeric.ha strconv/stof.ha strconv/stof_data.ha strconv/stoi.ha strconv/stou.ha strconv/types.ha strconv/utos.ha
-$(HARECACHE)/strconv.ssa: $(strconv_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bytes.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
+$(HARECACHE)/strconv.ssa: $(strconv_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bytes.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/strconv.td.tmp -N strconv $(strconv_ha)
@@ -160,7 +160,7 @@ $(HARECACHE)/sort.ssa: $(sort_ha) $(HARECACHE)/math.td $(HARECACHE)/types.td
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/sort.td.tmp -N sort $(sort_ha)
 
 hare_lex_ha = hare/lex/lex.ha hare/lex/token.ha
-$(HARECACHE)/hare_lex.ssa: $(hare_lex_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/sort.td $(HARECACHE)/sort_cmp.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
+$(HARECACHE)/hare_lex.ssa: $(hare_lex_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/path.td $(HARECACHE)/sort.td $(HARECACHE)/sort_cmp.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/hare_lex.td.tmp -N hare::lex $(hare_lex_ha)
@@ -190,7 +190,7 @@ $(HARECACHE)/time_chrono.ssa: $(time_chrono_ha) $(HARECACHE)/bufio.td $(HARECACH
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/time_chrono.td.tmp -N time::chrono $(time_chrono_ha)
 
 time_date_ha = time/date/constants.ha time/date/date.ha time/date/daydate.ha time/date/daytime.ha time/date/error.ha time/date/format.ha time/date/locality.ha time/date/observe.ha time/date/parithm.ha time/date/parse.ha time/date/period.ha time/date/reckon.ha time/date/tarithm.ha time/date/virtual.ha
-$(HARECACHE)/time_date.ssa: $(time_date_ha) $(HARECACHE)/ascii.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/sort.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/time_chrono.td
+$(HARECACHE)/time_date.ssa: $(time_date_ha) $(HARECACHE)/ascii.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/sort.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/time_chrono.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/time_date.td.tmp -N time::date $(time_date_ha)
@@ -208,13 +208,13 @@ $(HARECACHE)/unix.ssa: $(unix_ha) $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HA
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix.td.tmp -N unix $(unix_ha)
 
 unix_signal_ha = unix/signal/+openbsd.ha unix/signal/types.ha
-$(HARECACHE)/unix_signal.ssa: $(unix_signal_ha) $(HARECACHE)/errors.td $(HARECACHE)/io.td $(HARECACHE)/rt.td $(HARECACHE)/unix.td
+$(HARECACHE)/unix_signal.ssa: $(unix_signal_ha) $(HARECACHE)/errors.td $(HARECACHE)/rt.td $(HARECACHE)/unix.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix_signal.td.tmp -N unix::signal $(unix_signal_ha)
 
 os_exec_ha = os/exec/+openbsd/exec.ha os/exec/+openbsd/platform_cmd.ha os/exec/+openbsd/process.ha os/exec/cmd.ha os/exec/types.ha
-$(HARECACHE)/os_exec.ssa: $(os_exec_ha) $(HARECACHE)/ascii.td $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td $(HARECACHE)/unix.td $(HARECACHE)/unix_signal.td
+$(HARECACHE)/os_exec.ssa: $(os_exec_ha) $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td $(HARECACHE)/unix.td $(HARECACHE)/unix_signal.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/os_exec.td.tmp -N os::exec $(os_exec_ha)
@@ -232,7 +232,7 @@ $(HARECACHE)/unix_tty.ssa: $(unix_tty_ha) $(HARECACHE)/bufio.td $(HARECACHE)/err
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix_tty.td.tmp -N unix::tty $(unix_tty_ha)
 
 cmd_hare_build_ha = cmd/hare/build/gather.ha cmd/hare/build/platform.ha cmd/hare/build/queue.ha cmd/hare/build/types.ha cmd/hare/build/util.ha
-$(HARECACHE)/cmd_hare_build.ssa: $(cmd_hare_build_ha) $(HARECACHE)/crypto_sha256.td $(HARECACHE)/encoding_hex.td $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/hare_ast.td $(HARECACHE)/hare_module.td $(HARECACHE)/hare_unparse.td $(HARECACHE)/hash.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/os_exec.td $(HARECACHE)/path.td $(HARECACHE)/shlex.td $(HARECACHE)/sort.td $(HARECACHE)/strings.td $(HARECACHE)/unix_tty.td
+$(HARECACHE)/cmd_hare_build.ssa: $(cmd_hare_build_ha) $(HARECACHE)/crypto_sha256.td $(HARECACHE)/encoding_hex.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/hare_ast.td $(HARECACHE)/hare_module.td $(HARECACHE)/hare_unparse.td $(HARECACHE)/hash.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/os_exec.td $(HARECACHE)/path.td $(HARECACHE)/shlex.td $(HARECACHE)/sort.td $(HARECACHE)/strings.td $(HARECACHE)/unix_tty.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/cmd_hare_build.td.tmp -N cmd::hare::build $(cmd_hare_build_ha)
diff --git a/makefiles/openbsd.x86_64.mk b/makefiles/openbsd.x86_64.mk
@@ -130,13 +130,13 @@ $(HARECACHE)/types_c.ssa: $(types_c_ha) $(HARECACHE)/encoding_utf8.td $(HARECACH
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/types_c.td.tmp -N types::c $(types_c_ha)
 
 os_ha = os/+openbsd/dirfdfs.ha os/+openbsd/exit.ha os/+openbsd/fs.ha os/+openbsd/platform_environ.ha os/+openbsd/shm.ha os/+openbsd/status.ha os/+openbsd/stdfd.ha os/environ.ha os/os.ha
-$(HARECACHE)/os.ssa: $(os_ha) $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td
+$(HARECACHE)/os.ssa: $(os_ha) $(HARECACHE)/bufio.td $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/os.td.tmp -N os $(os_ha)
 
 strconv_ha = strconv/ftos.ha strconv/ftos_multiprecision.ha strconv/ftos_ryu.ha strconv/itos.ha strconv/numeric.ha strconv/stof.ha strconv/stof_data.ha strconv/stoi.ha strconv/stou.ha strconv/types.ha strconv/utos.ha
-$(HARECACHE)/strconv.ssa: $(strconv_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bytes.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
+$(HARECACHE)/strconv.ssa: $(strconv_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bytes.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/strconv.td.tmp -N strconv $(strconv_ha)
@@ -160,7 +160,7 @@ $(HARECACHE)/sort.ssa: $(sort_ha) $(HARECACHE)/math.td $(HARECACHE)/types.td
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/sort.td.tmp -N sort $(sort_ha)
 
 hare_lex_ha = hare/lex/lex.ha hare/lex/token.ha
-$(HARECACHE)/hare_lex.ssa: $(hare_lex_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/sort.td $(HARECACHE)/sort_cmp.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
+$(HARECACHE)/hare_lex.ssa: $(hare_lex_ha) $(HARECACHE)/ascii.td $(HARECACHE)/bufio.td $(HARECACHE)/encoding_utf8.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/path.td $(HARECACHE)/sort.td $(HARECACHE)/sort_cmp.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/types.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/hare_lex.td.tmp -N hare::lex $(hare_lex_ha)
@@ -190,7 +190,7 @@ $(HARECACHE)/time_chrono.ssa: $(time_chrono_ha) $(HARECACHE)/bufio.td $(HARECACH
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/time_chrono.td.tmp -N time::chrono $(time_chrono_ha)
 
 time_date_ha = time/date/constants.ha time/date/date.ha time/date/daydate.ha time/date/daytime.ha time/date/error.ha time/date/format.ha time/date/locality.ha time/date/observe.ha time/date/parithm.ha time/date/parse.ha time/date/period.ha time/date/reckon.ha time/date/tarithm.ha time/date/virtual.ha
-$(HARECACHE)/time_date.ssa: $(time_date_ha) $(HARECACHE)/ascii.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/math.td $(HARECACHE)/memio.td $(HARECACHE)/sort.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/time_chrono.td
+$(HARECACHE)/time_date.ssa: $(time_date_ha) $(HARECACHE)/ascii.td $(HARECACHE)/fmt.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/sort.td $(HARECACHE)/strconv.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/time_chrono.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/time_date.td.tmp -N time::date $(time_date_ha)
@@ -208,13 +208,13 @@ $(HARECACHE)/unix.ssa: $(unix_ha) $(HARECACHE)/errors.td $(HARECACHE)/fs.td $(HA
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix.td.tmp -N unix $(unix_ha)
 
 unix_signal_ha = unix/signal/+openbsd.ha unix/signal/types.ha
-$(HARECACHE)/unix_signal.ssa: $(unix_signal_ha) $(HARECACHE)/errors.td $(HARECACHE)/io.td $(HARECACHE)/rt.td $(HARECACHE)/unix.td
+$(HARECACHE)/unix_signal.ssa: $(unix_signal_ha) $(HARECACHE)/errors.td $(HARECACHE)/rt.td $(HARECACHE)/unix.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix_signal.td.tmp -N unix::signal $(unix_signal_ha)
 
 os_exec_ha = os/exec/+openbsd/exec.ha os/exec/+openbsd/platform_cmd.ha os/exec/+openbsd/process.ha os/exec/cmd.ha os/exec/types.ha
-$(HARECACHE)/os_exec.ssa: $(os_exec_ha) $(HARECACHE)/ascii.td $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td $(HARECACHE)/unix.td $(HARECACHE)/unix_signal.td
+$(HARECACHE)/os_exec.ssa: $(os_exec_ha) $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/io.td $(HARECACHE)/os.td $(HARECACHE)/path.td $(HARECACHE)/rt.td $(HARECACHE)/strings.td $(HARECACHE)/time.td $(HARECACHE)/types_c.td $(HARECACHE)/unix.td $(HARECACHE)/unix_signal.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/os_exec.td.tmp -N os::exec $(os_exec_ha)
@@ -232,7 +232,7 @@ $(HARECACHE)/unix_tty.ssa: $(unix_tty_ha) $(HARECACHE)/bufio.td $(HARECACHE)/err
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/unix_tty.td.tmp -N unix::tty $(unix_tty_ha)
 
 cmd_hare_build_ha = cmd/hare/build/gather.ha cmd/hare/build/platform.ha cmd/hare/build/queue.ha cmd/hare/build/types.ha cmd/hare/build/util.ha
-$(HARECACHE)/cmd_hare_build.ssa: $(cmd_hare_build_ha) $(HARECACHE)/crypto_sha256.td $(HARECACHE)/encoding_hex.td $(HARECACHE)/errors.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/hare_ast.td $(HARECACHE)/hare_module.td $(HARECACHE)/hare_unparse.td $(HARECACHE)/hash.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/os_exec.td $(HARECACHE)/path.td $(HARECACHE)/shlex.td $(HARECACHE)/sort.td $(HARECACHE)/strings.td $(HARECACHE)/unix_tty.td
+$(HARECACHE)/cmd_hare_build.ssa: $(cmd_hare_build_ha) $(HARECACHE)/crypto_sha256.td $(HARECACHE)/encoding_hex.td $(HARECACHE)/fmt.td $(HARECACHE)/fs.td $(HARECACHE)/hare_ast.td $(HARECACHE)/hare_module.td $(HARECACHE)/hare_unparse.td $(HARECACHE)/hash.td $(HARECACHE)/io.td $(HARECACHE)/memio.td $(HARECACHE)/os.td $(HARECACHE)/os_exec.td $(HARECACHE)/path.td $(HARECACHE)/shlex.td $(HARECACHE)/sort.td $(HARECACHE)/strings.td $(HARECACHE)/unix_tty.td
 	@mkdir -p -- "$(HARECACHE)"
 	@printf 'HAREC\t%s\n' "$@"
 	@$(TDENV) $(HAREC) $(HARECFLAGS) -o $@ -t $(HARECACHE)/cmd_hare_build.td.tmp -N cmd::hare::build $(cmd_hare_build_ha)
diff --git a/mime/system.ha b/mime/system.ha
@@ -3,7 +3,6 @@
 
 use bufio;
 use encoding::utf8;
-use fmt;
 use fs;
 use io;
 use os;
diff --git a/net/dial/dial.ha b/net/dial/dial.ha
@@ -1,7 +1,6 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use errors;
 use fmt;
 use net;
 use net::ip;
diff --git a/net/dns/decode.ha b/net/dns/decode.ha
@@ -3,7 +3,6 @@
 
 use ascii;
 use endian;
-use fmt;
 use net::ip;
 use strings;
 
diff --git a/net/errors.ha b/net/errors.ha
@@ -2,7 +2,6 @@
 // (c) Hare authors <https://harelang.org>
 
 use errors;
-use io;
 
 // An attempt was made to use an unsupported protocol.
 export type unknownproto = !void;
diff --git a/net/ip/test+test.ha b/net/ip/test+test.ha
@@ -1,7 +1,6 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use fmt;
 use strings;
 
 fn ip_test(s: str, expected: (addr|invalid)) void = {
diff --git a/net/msg.ha b/net/msg.ha
@@ -4,7 +4,6 @@
 // TODO:
 // - Set name field
 // - Figure out the portability mess that is this interface
-use fmt;
 use rt;
 
 export type msghdr = struct {
diff --git a/net/tcp/+freebsd.ha b/net/tcp/+freebsd.ha
@@ -5,7 +5,6 @@ use errors;
 use io;
 use net;
 use net::ip;
-use os;
 use rt;
 
 // Opens a TCP connection to the given host and port. Blocks until the
diff --git a/net/tcp/+linux.ha b/net/tcp/+linux.ha
@@ -5,7 +5,6 @@ use errors;
 use io;
 use net;
 use net::ip;
-use os;
 use rt;
 
 // Opens a TCP connection to the given host and port. Blocks until the
diff --git a/net/tcp/+netbsd.ha b/net/tcp/+netbsd.ha
@@ -5,7 +5,6 @@ use errors;
 use io;
 use net;
 use net::ip;
-use os;
 use rt;
 
 // Opens a TCP connection to the given host and port. Blocks until the
diff --git a/net/tcp/+openbsd.ha b/net/tcp/+openbsd.ha
@@ -5,7 +5,6 @@ use errors;
 use io;
 use net;
 use net::ip;
-use os;
 use rt;
 
 // Opens a TCP connection to the given host and port. Blocks until the
diff --git a/net/udp/+freebsd.ha b/net/udp/+freebsd.ha
@@ -5,7 +5,6 @@ use errors;
 use io;
 use net;
 use net::ip;
-use os;
 use rt;
 
 // Creates a UDP socket and sets the default destination to the given address.
diff --git a/net/udp/+linux.ha b/net/udp/+linux.ha
@@ -5,7 +5,6 @@ use errors;
 use io;
 use net;
 use net::ip;
-use os;
 use rt;
 
 // Creates a UDP socket and sets the default destination to the given address.
diff --git a/net/udp/+netbsd.ha b/net/udp/+netbsd.ha
@@ -5,7 +5,6 @@ use errors;
 use io;
 use net;
 use net::ip;
-use os;
 use rt;
 
 // Creates a UDP socket and sets the default destination to the given address.
diff --git a/net/udp/+openbsd.ha b/net/udp/+openbsd.ha
@@ -5,7 +5,6 @@ use errors;
 use io;
 use net;
 use net::ip;
-use os;
 use rt;
 
 // Creates a UDP socket and sets the default destination to the given address.
diff --git a/net/unix/+freebsd.ha b/net/unix/+freebsd.ha
@@ -2,12 +2,9 @@
 // (c) Hare authors <https://harelang.org>
 
 use errors;
-use fmt;
 use io;
 use net;
-use os;
 use rt;
-use strings;
 use types;
 
 // Opens a UNIX socket connection to the path. Blocks until the connection is
diff --git a/net/unix/+linux.ha b/net/unix/+linux.ha
@@ -2,12 +2,9 @@
 // (c) Hare authors <https://harelang.org>
 
 use errors;
-use fmt;
 use io;
 use net;
-use os;
 use rt;
-use strings;
 use types;
 
 // Opens a UNIX socket connection to the path. Blocks until the connection is
diff --git a/net/unix/+netbsd.ha b/net/unix/+netbsd.ha
@@ -2,12 +2,9 @@
 // (c) Hare authors <https://harelang.org>
 
 use errors;
-use fmt;
 use io;
 use net;
-use os;
 use rt;
-use strings;
 use types;
 
 // Opens a UNIX socket connection to the path. Blocks until the connection is
diff --git a/net/unix/+openbsd.ha b/net/unix/+openbsd.ha
@@ -2,12 +2,9 @@
 // (c) Hare authors <https://harelang.org>
 
 use errors;
-use fmt;
 use io;
 use net;
-use os;
 use rt;
-use strings;
 use types;
 
 // Opens a UNIX socket connection to the path. Blocks until the connection is
diff --git a/net/uri/fmt.ha b/net/uri/fmt.ha
@@ -7,7 +7,6 @@ use fmt;
 use io;
 use memio;
 use net::ip;
-use strconv;
 use strings;
 
 
diff --git a/os/+freebsd/dirfdfs.ha b/os/+freebsd/dirfdfs.ha
@@ -1,7 +1,6 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use encoding::utf8;
 use errors;
 use fs;
 use io;
diff --git a/os/+freebsd/fs.ha b/os/+freebsd/fs.ha
@@ -1,9 +1,7 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use errors;
 use fs;
-use path;
 use rt;
 use types::c;
 
diff --git a/os/+linux/dirfdfs.ha b/os/+linux/dirfdfs.ha
@@ -1,7 +1,6 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use encoding::utf8;
 use errors;
 use fs;
 use io;
diff --git a/os/+linux/fs.ha b/os/+linux/fs.ha
@@ -3,7 +3,6 @@
 
 use errors;
 use fs;
-use path;
 use rt;
 use types::c;
 
diff --git a/os/+netbsd/dirfdfs.ha b/os/+netbsd/dirfdfs.ha
@@ -1,7 +1,6 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use encoding::utf8;
 use errors;
 use fs;
 use io;
diff --git a/os/+netbsd/fs.ha b/os/+netbsd/fs.ha
@@ -1,9 +1,7 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use errors;
 use fs;
-use path;
 use rt;
 use types::c;
 
diff --git a/os/+openbsd/dirfdfs.ha b/os/+openbsd/dirfdfs.ha
@@ -2,7 +2,6 @@
 // (c) Hare authors <https://harelang.org>
 
 use errors;
-use encoding::utf8;
 use fs;
 use rt;
 use strings;
diff --git a/os/+openbsd/fs.ha b/os/+openbsd/fs.ha
@@ -1,10 +1,8 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use errors;
 use fs;
 use io;
-use path;
 use rt;
 use types::c;
 
diff --git a/os/+openbsd/platform_environ.ha b/os/+openbsd/platform_environ.ha
@@ -2,7 +2,6 @@
 // (c) Hare authors <https://harelang.org>
 
 use errors;
-use math;
 use rt;
 use strings;
 use types::c;
diff --git a/os/exec/cmd.ha b/os/exec/cmd.ha
@@ -1,7 +1,6 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use ascii;
 use errors;
 use io;
 use os;
diff --git a/os/os.ha b/os/os.ha
@@ -3,7 +3,6 @@
 
 use fs;
 use io;
-use path;
 use time;
 
 // Provides an implementation of [[fs::fs]] for the current working directory.
diff --git a/path/buffer.ha b/path/buffer.ha
@@ -1,7 +1,6 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use bytes;
 use strings;
 
 export type buffer = struct {
diff --git a/strconv/ftos.ha b/strconv/ftos.ha
@@ -3,7 +3,6 @@
 
 // Uses Ryū for shortest, falls back to multiprecision for fixed precision.
 
-use ascii;
 use io;
 use math;
 use memio;
diff --git a/strconv/ftos_multiprecision.ha b/strconv/ftos_multiprecision.ha
@@ -3,8 +3,6 @@
 
 // Multiprecision float to string based on golang's strconv/decimal.go.
 
-use ascii;
-use math;
 use strings;
 
 type mp = struct {
diff --git a/strconv/ftos_ryu.ha b/strconv/ftos_ryu.ha
@@ -6,7 +6,6 @@
 // This Hare implementation is translated from the original
 // C implementation here: https://github.com/ulfjack/ryu
 
-use ascii;
 use math;
 use types;
 
diff --git a/strconv/itos.ha b/strconv/itos.ha
@@ -1,7 +1,6 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use bytes;
 use strings;
 use types;
 
diff --git a/strconv/stoi.ha b/strconv/stoi.ha
@@ -1,7 +1,6 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use strings;
 use types;
 
 // Converts a string to an i64. Returns [[invalid]] if the string is empty or
diff --git a/strconv/stou.ha b/strconv/stou.ha
@@ -2,7 +2,6 @@
 // (c) Hare authors <https://harelang.org>
 
 use ascii;
-use encoding::utf8;
 use strings;
 use types;
 
diff --git a/strings/sub.ha b/strings/sub.ha
@@ -1,8 +1,6 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use encoding::utf8;
-
 export type end = void;
 
 fn utf8_byte_len_bounded(iter: *iterator, end: size) size = {
diff --git a/time/chrono/error.ha b/time/chrono/error.ha
@@ -1,7 +1,6 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use encoding::utf8;
 use fmt;
 use fs;
 use io;
diff --git a/time/chrono/timezone.ha b/time/chrono/timezone.ha
@@ -1,10 +1,7 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use bufio;
-use io;
 use os;
-use path;
 use sort;
 use strings;
 use time;
diff --git a/time/date/format.ha b/time/date/format.ha
@@ -1,12 +1,10 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use ascii;
 use fmt;
 use io;
 use memio;
 use strings;
-use time;
 use time::chrono;
 
 // [[format]] layout for the email date format.
diff --git a/time/date/locality.ha b/time/date/locality.ha
@@ -1,7 +1,6 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use time;
 use time::chrono;
 
 // Creates an equivalent [[date]] with a different
diff --git a/time/date/parithm.ha b/time/date/parithm.ha
@@ -1,8 +1,6 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use fmt;
-use math;
 use time;
 use time::chrono;
 
diff --git a/time/date/parse.ha b/time/date/parse.ha
@@ -2,11 +2,9 @@
 // (c) Hare authors <https://harelang.org>
 
 use ascii;
-use io;
 use strconv;
 use strings;
 use time;
-use time::chrono;
 
 type failure = !void;
 
diff --git a/unix/hosts/test+test.ha b/unix/hosts/test+test.ha
@@ -1,7 +1,6 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use io;
 use memio;
 use net::ip;
 use strings;
diff --git a/unix/signal/+freebsd.ha b/unix/signal/+freebsd.ha
@@ -2,7 +2,6 @@
 // (c) Hare authors <https://harelang.org>
 
 use errors;
-use io;
 use rt;
 use time;
 use unix;
diff --git a/unix/signal/+netbsd.ha b/unix/signal/+netbsd.ha
@@ -2,7 +2,6 @@
 // (c) Hare authors <https://harelang.org>
 
 use errors;
-use io;
 use rt;
 use time;
 use unix;
diff --git a/unix/signal/+openbsd.ha b/unix/signal/+openbsd.ha
@@ -2,7 +2,6 @@
 // (c) Hare authors <https://harelang.org>
 
 use errors;
-use io;
 use rt;
 use unix;
 
diff --git a/unix/tty/+freebsd/isatty.ha b/unix/tty/+freebsd/isatty.ha
@@ -2,7 +2,6 @@
 // (c) Hare authors <https://harelang.org>
 
 use io;
-use os;
 use rt;
 
 // Returns whether the given stream is connected to a terminal.
diff --git a/unix/tty/+freebsd/winsize.ha b/unix/tty/+freebsd/winsize.ha
@@ -3,7 +3,6 @@
 
 use errors;
 use io;
-use os;
 use rt;
 
 // Returns the dimensions of underlying terminal for an [[io::file]].
diff --git a/unix/tty/+linux/isatty.ha b/unix/tty/+linux/isatty.ha
@@ -2,7 +2,6 @@
 // (c) Hare authors <https://harelang.org>
 
 use io;
-use os;
 use rt;
 
 // Returns whether the given stream is connected to a terminal.
diff --git a/unix/tty/+linux/winsize.ha b/unix/tty/+linux/winsize.ha
@@ -3,7 +3,6 @@
 
 use errors;
 use io;
-use os;
 use rt;
 
 // Returns the dimensions of underlying terminal for an [[io::file]].
diff --git a/unix/tty/+netbsd/isatty.ha b/unix/tty/+netbsd/isatty.ha
@@ -2,7 +2,6 @@
 // (c) Hare authors <https://harelang.org>
 
 use io;
-use os;
 use rt;
 
 // Returns whether the given stream is connected to a terminal.
diff --git a/unix/tty/+netbsd/pty.ha b/unix/tty/+netbsd/pty.ha
@@ -2,7 +2,6 @@
 // (c) Hare authors <https://harelang.org>
 
 use errors;
-use fmt;
 use fs;
 use io;
 use os;
diff --git a/unix/tty/+netbsd/winsize.ha b/unix/tty/+netbsd/winsize.ha
@@ -3,7 +3,6 @@
 
 use errors;
 use io;
-use os;
 use rt;
 
 // Returns the dimensions of underlying terminal for an [[io::file]].
diff --git a/unix/tty/+openbsd/isatty.ha b/unix/tty/+openbsd/isatty.ha
@@ -3,7 +3,6 @@
 
 use rt;
 use io;
-use os;
 
 // Returns whether the given stream is connected to a terminal.
 export fn isatty(fd: io::file) bool = {
diff --git a/unix/tty/+openbsd/pty.ha b/unix/tty/+openbsd/pty.ha
@@ -2,10 +2,8 @@
 // (c) Hare authors <https://harelang.org>
 
 use errors;
-use fmt;
 use fs;
 use io;
-use os;
 use rt;
 use types::c;
 
diff --git a/unix/tty/+openbsd/winsize.ha b/unix/tty/+openbsd/winsize.ha
@@ -3,7 +3,6 @@
 
 use errors;
 use io;
-use os;
 use rt;
 
 // Returns the dimensions of underlying terminal for an [[io::file]].